Add support for [DEFAULT] host option

Change-Id: If07119d76f6e2c5efa2e57dcab1dc35cc9e88f7e
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>

manifests/init.pp

@@ -8,6 +8,10 @@
 #  (Optional) Ensure state for package
 #  Defaults to 'present'
 #
+# [*host*]
+#   (optional) Name of this node.
+#   Defaults to $facts['os_service_default'].
+#
 # [*notification_transport_url*]
 #   (Optional) A URL representing the messaging driver to use for notifications
 #   and its full configuration. Transport URLs take the form:
@@ -176,6 +180,7 @@
 #
 class magnum (
   $package_ensure                     = 'present',
+  $host                               = $facts['os_service_default'],
   $notification_transport_url         = $facts['os_service_default'],
   $notification_driver                = $facts['os_service_default'],
   $notification_topics                = $facts['os_service_default'],
@@ -225,6 +230,10 @@ class magnum (
     purge => $purge_config,
   }
 
+  magnum_config {
+    'DEFAULT/host': value => $host;
+  }
+
   oslo::messaging::rabbit { 'magnum_config':
     rabbit_ha_queues                => $rabbit_ha_queues,
     heartbeat_timeout_threshold     => $rabbit_heartbeat_timeout_threshold,

releasenotes/notes/host-1c9b995fa9843ff5.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    The new ``magnum::host`` parameter has been added.

spec/classes/magnum_init_spec.rb

@@ -30,6 +30,10 @@ describe 'magnum' do
         })
       end
 
+      it 'configures host' do
+        is_expected.to contain_magnum_config('DEFAULT/host').with_value('<SERVICE DEFAULT>')
+      end
+
       it 'configures rabbit' do
         is_expected.to contain_oslo__messaging__rabbit('magnum_config').with(
           :rabbit_ha_queues                => '<SERVICE DEFAULT>',
@@ -73,6 +77,7 @@ describe 'magnum' do
     context 'with overridden parameters' do
       let :params do
         { :package_ensure                     => 'latest',
+          :host                               => 'localhost',
           :notification_transport_url         => 'rabbit://user:pass@host:1234/virt',
           :notification_topics                => 'openstack',
           :notification_driver                => 'messagingv1',
@@ -108,6 +113,10 @@ describe 'magnum' do
         )
       end
 
+      it 'configures host' do
+        is_expected.to contain_magnum_config('DEFAULT/host').with_value('localhost')
+      end
+
       it 'configures rabbit' do
         is_expected.to contain_oslo__messaging__default('magnum_config').with(
           :transport_url        => 'rabbit://user:pass@host:1234/virt',