#
# Copyright (C) 2014 eNovance SAS <licensing@enovance.com>
#
# 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: cloud::database::nosql::mongodb::mongos
#
# Install and configure mongos (daemon responsible for sharding in MongoDB)
#
# === Parameters:
#
# [*enable*]
#   (optional) Should mongos be running.
#   Defaults to 'true'
#
# [*shards*]
#   (optional) Hash of shards to  create
#   Example :
#     { 'ceilometer' =>
#       {
#         'member' => 'ceilometer/10.0.0.1:27018',
#         'keys'   => [{'ceilometer.name' => { 'name' => 1 }}, {'ceilometer.foo' => { 'bar' => 1 }}]
#       }
#     }
#   Defaults to {}
#
# [*mongos_port*]
#   (optional) Port for the firewall to enable
#   Based on the mode the mongos process is started with, the port
#   it will listen on might change.
#   Defaults to '27017'
#
# [*firewall_settings*]
#   (optional) Allow to add custom parameters to firewall rules
#   Should be an hash.
#   Defaults to {}
#
#
class cloud::database::nosql::mongodb::mongos(
  $enable            = true,
  $shards            = {},
  $mongos_port       = '27017',
  $firewall_settings = {},
) {

  if $enable {
    include ::mongodb::globals
    include ::mongodb::mongos
    create_resources('mongodb_shard', $shards)

    if $::cloud::manage_firewall {
      cloud::firewall::rule{ '100 allow mongos access':
        port   => $mongos_port,
        extras => $firewall_settings,
      }
    }
  }

}