Puppet Class: tripleo::profile::base::qdr

Defined in:
manifests/profile/base/qdr.pp

Overview

Copyright 2017 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::qdr

Qpid dispatch router profile for tripleo

Parameters

qdr_username

Username for the qdrouter daemon Defaults to undef

qdr_password

Password for the qdrouter daemon Defaults to undef

qdr_listener_port

Port for the listener (note that we do not use qdr::listener_port directly because it requires a string and we have a number. Defaults to 5672

qdr_log_enable

Log level for the qdrouterd module Defaults to ‘info+’

oslomsg_rpc_hosts

list of the oslo messaging rpc host fqdns Defaults to hiera(‘oslo_messaging_rpc_node_names’, undef)

step

(Optional) The current step in deployment. See tripleo-heat-templates for more details. Defaults to hiera(‘step’)

Parameters:

  • qdr_username (Any) (defaults to: undef)
  • qdr_password (Any) (defaults to: undef)
  • qdr_listener_port (Any) (defaults to: 5672)
  • qdr_log_enable (Any) (defaults to: 'info+')
  • oslomsg_rpc_hosts (Any) (defaults to: hiera('oslo_messaging_rpc_node_names', undef))
  • step (Any) (defaults to: Integer(hiera('step'))) 


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# File 'manifests/profile/base/qdr.pp', line 47

class tripleo::profile::base::qdr (
  $qdr_username      = undef,
  $qdr_password      = undef,
  $qdr_listener_port = 5672,
  $qdr_log_enable    = 'info+',
  $oslomsg_rpc_hosts = hiera('oslo_messaging_rpc_node_names', undef),
  $step              = Integer(hiera('step')),
) {
  $qdr_node_names = $oslomsg_rpc_hosts
  if $step >= 1 {
    # For multi-node deployments of the dispatch router, a mesh of
    # inter-router links is created. Bi-directional links must
    # not be configured.
    #
    # Example: For nodes A, B, C
    #    Node      Inter-Router Link
    #     A:             []
    #     B:             [A]
    #     C:             [A,B]
    #
    # NB: puppet 4.8 introduces break(), which would be favord to
    # the following
    $connectors = $qdr_node_names.reduce([]) |$memo, $node| {
      if $::hostname in $node {
        $memo + true
      } else {
        if true in $memo {
          $memo
        } else {
          $memo + [{'host' => $node,
                    'role' => 'inter-router',
                    'port' => '31460'}]
        }
      }
    } - true

    $router_mode = size($qdr_node_names) ? {
      1       => 'standalone',
      default => 'interior',
    }

    $extra_listeners = size($qdr_node_names) ? {
      1       => [],
      default => [{'host' => '0.0.0.0',
                  'port' => '31460',
                  'role' => 'inter-router'}],
    }

    $extra_addresses = [{'prefix'       => 'openstack.org/om/rpc/multicast',
                        'distribution' => 'multicast'},
                        {'prefix'       => 'openstack.org/om/rpc/unicast',
                        'distribution' => 'closest'},
                        {'prefix'       => 'openstack.org/om/rpc/anycast',
                        'distribution' => 'balanced'},
                        {'prefix'       => 'openstack.org/om/notify/multicast',
                        'distribution' => 'multicast'},
                        {'prefix'       => 'openstack.org/om/notify/unicast',
                        'distribution' => 'closest'},
                        {'prefix'       => 'openstack.org/om/notify/anycast',
                        'distribution' => 'balanced'}]

    class { 'qdr':
      listener_addr   => '0.0.0.0',
      listener_port   => "${qdr_listener_port}",
      router_mode     => $router_mode,
      connectors      => $connectors,
      extra_listeners => $extra_listeners,
      extra_addresses => $extra_addresses,
      log_enable      => "${qdr_log_enable}",
    }

    qdr_user { $qdr_username:
      ensure   => present,
      password => $qdr_password,
    }
  }
}