# Copyright 2016 Red Hat, Inc.
#
# 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.
#
# == Class: tripleo::profile::base::nova
#
# Nova base profile for tripleo
#
# === Parameters
#
# [*bootstrap_node*]
#   (Optional) The hostname of the node responsible for bootstrapping tasks
#   Defaults to hiera('bootstrap_nodeid')
#
# [*step*]
#   (Optional) The current step of the deployment
#   Defaults to hiera('step')
#
# [*manage_migration*]
#   (Optional) Whether or not manage Nova Live migration
#   Defaults to false
#
# [*libvirt_enabled*]
#   (Optional) Whether or not Libvirt is enabled.
#   Defaults to false
#
# [*nova_compute_enabled*]
#   (Optional) Whether or not nova-compute is enabled.
#   Defaults to false
#
class tripleo::profile::base::nova (
  $bootstrap_node       = hiera('bootstrap_nodeid', undef),
  $step                 = hiera('step'),
  $manage_migration     = false,
  $libvirt_enabled      = false,
  $nova_compute_enabled = false,
) {
  if $::hostname == downcase($bootstrap_node) {
    $sync_db = true
  } else {
    $sync_db = false
  }

  if hiera('nova::use_ipv6', false) {
    $memcache_servers = suffix(hiera('memcache_node_ips_v6'), ':11211')
  } else {
    $memcache_servers = suffix(hiera('memcache_node_ips'), ':11211')
  }

  if hiera('step') >= 4 or (hiera('step') >= 3 and $sync_db) {
    include ::nova
    include ::nova::config
    class { '::nova::cache':
      enabled          => true,
      backend          => 'oslo_cache.memcache_pool',
      memcache_servers => $memcache_servers,
    }
  }

  if $step >= 4 {
    if $manage_migration {
      class { '::nova::migration::libvirt':
        configure_libvirt => $libvirt_enabled,
        configure_nova    => $nova_compute_enabled,
      }
    }
  }

}