Added exec to serve as an anchor for post-config.

Forwards notifications to services to clean up graph.

manifests/api.pp

@@ -1,6 +1,6 @@
 class nova::api($enabled=false) {
 
-  Nova_config<| |> ~> Service['nova-api']
+  Exec['post-nova_config'] ~> Service['nova-api']
 
   if $enabled {
     $service_ensure = 'running'

manifests/compute.pp

@@ -8,7 +8,7 @@ class nova::compute(
   $libvirt_type = 'kvm'
 ) {
 
-  Nova_config<| |> ~> Service['nova-compute']
+  Exec['post-nova_config'] ~> Service['nova-compute']
 
   nova_config { 'libvirt_type': value => $libvirt_type }
 

manifests/init.pp

@@ -26,7 +26,8 @@ class nova(
 
   Nova_config<| |> {
     require +> Package["nova-common"],
-    before +> File['/etc/nova/nova.conf']
+    before +> File['/etc/nova/nova.conf'],
+    notify +> Exec['post-nova_config']
   }
   # TODO - why is this required?
   package { ['python', 'python-greenlet']:
@@ -94,6 +95,11 @@ class nova(
     'service_down_time': value => $service_down_time;
   }
 
+  exec { 'post-nova_config':
+    command => '/bin/echo "Nova config has changed"',
+    refreshonly => true,
+  }
+
   if $image_service == 'nova.image.glance.GlanceImageService' {
     nova_config {
       'glance_host': value => $glance_host;

manifests/network.pp

@@ -1,6 +1,6 @@
 class nova::network( $enabled=false ) {
 
-  Nova_config<| |> ~> Service['nova-network']
+  Exec['post-nova_config'] ~> Service['nova-network']
 
   if $enabled {
     $service_ensure = 'running'

manifests/objectstore.pp

@@ -1,6 +1,6 @@
 class nova::objectstore( $enabled=false ) {
 
-  Nova_config<| |> ~> Service['nova-objectstore']
+  Exec['post-nova_config'] ~> Service['nova-objectstore']
 
   if $enabled {
     $service_ensure = 'running'

manifests/scheduler.pp

@@ -1,6 +1,6 @@
 class nova::scheduler( $enabled ) {
 
-  Nova_config<| |> ~> Service['nova-scheduler']
+  Exec['post-nova_config'] ~> Service['nova-scheduler']
 
   if $enabled {
     $service_ensure = 'running'