Validate service_identity resources

* When creating an user, show a warning if no password has been set.
* When creating a service, validate that a service_type is set.
* When creating endpoints, validate *_url are set.

It avoid catalog failures if a parameter is missing.

Change-Id: Ibe6c467a875bbdb09faad91d7ee39edf35e30624

manifests/resource/service_identity.pp

@@ -156,6 +156,9 @@ define keystone::resource::service_identity(
       'ignore_default_tenant' => $ignore_default_tenant,
       'domain'                => $user_domain_real,
     })
+    if ! $password {
+      warning("No password had been set for ${auth_name} user.")
+    }
   }
 
   if $configure_user_role {
@@ -166,19 +169,27 @@ define keystone::resource::service_identity(
   }
 
   if $configure_service {
+    if $service_type {
       ensure_resource('keystone_service', $service_name_real, {
         'ensure'      => 'present',
         'type'        => $service_type,
         'description' => $service_description,
       })
+    } else {
+      fail ('When configuring a service, you need to set the service_type parameter.')
+    }
   }
 
   if $configure_endpoint {
+    if $public_url and $admin_url and $internal_url {
       ensure_resource('keystone_endpoint', "${region}/${service_name_real}", {
         'ensure'       => 'present',
         'public_url'   => $public_url,
         'admin_url'    => $admin_url,
         'internal_url' => $internal_url,
       })
+    } else {
+      fail ('When configuring an endpoint, you need to set the _url parameters.')
+    }
   }
 }

spec/defines/keystone_resource_service_identity_spec.rb

@@ -62,11 +62,20 @@ describe 'keystone::resource::service_identity' do
       )}
     end
 
-    context 'when omitting a required parameter password' do
+    context 'when trying to create a service without service_type' do
       let :params do
-        required_params.delete(:password)
+        required_params.delete(:service_type)
+        required_params
       end
-      it { expect { is_expected.to raise_error(Puppet::Error) } }
+      it_raises 'a Puppet::Error', /When configuring a service, you need to set the service_type parameter/
+    end
+
+    context 'when trying to create an endpoint without url' do
+      let :params do
+        required_params.delete(:public_url)
+        required_params
+      end
+      it_raises 'a Puppet::Error', /When configuring an endpoint, you need to set the _url parameters/
     end
 
     context 'with user domain' do