Add octavia::nova to configure nova section

Adds new class octavia::nova that can be used to
configure the nova section in octavia.conf

Change-Id: I7d271c0184750aa90be59a25944c29fec3c3afd2

manifests/nova.pp

@@ -0,0 +1,57 @@
+# == Class: octavia::nova
+#
+# Setup and configure octavia.conf nova section.
+#
+# === Parameters:
+#
+# [*service_name*]
+#   (Optional) The name of the nova service in the keystone catalog.
+#   Defaults to $::os_service_default
+#
+# [*endpoint*]
+#   (Optional) Custom nova endpoint if override is necessary.
+#   Defaults to $::os_service_default
+#
+# [*region_name*]
+#   (Optional) Region in catalog to use for nova.
+#   Defaults to $::os_service_default
+#
+# [*endpoint_type*]
+#   (Optional) Endpoint type in catalog to use for nova.
+#   Defaults to $::os_service_default
+#
+# [*availability_zone*]
+#   (Optional) Availability zone to use for creating Amphorae.
+#   Defaults to $::os_service_default
+#
+# [*enable_anti_affinity*]
+#   (Optional) Enable anti-affinity in nova.
+#   Defaults to $::os_service_default
+#
+# [*anti_affinity_policy*]
+#   (Optional) Set the anti-affinity policy to what is suitable.
+#   Nova supports: anti-affinity and soft-anti-affinity.
+#   Defaults to $::os_service_default
+#
+class octavia::nova (
+  $service_name         = $::os_service_default,
+  $endpoint             = $::os_service_default,
+  $region_name          = $::os_service_default,
+  $endpoint_type        = $::os_service_default,
+  $availability_zone    = $::os_service_default,
+  $enable_anti_affinity = $::os_service_default,
+  $anti_affinity_policy = $::os_service_default,
+) {
+
+  include ::octavia::deps
+
+  octavia_config {
+    'nova/service_name':         value => $service_name;
+    'nova/endpoint':             value => $endpoint;
+    'nova/region_name':          value => $region_name;
+    'nova/endpoint_type':        value => $endpoint_type;
+    'nova/availability_zone':    value => $availability_zone;
+    'nova/enable_anti_affinity': value => $enable_anti_affinity;
+    'nova/anti_affinity_policy': value => $anti_affinity_policy;
+  }
+}

releasenotes/notes/octavia-nova-0205d7406d58e871.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Added new octavia::nova class that can be used to configure the nova section
+    in octavia.conf

spec/classes/octavia_nova_spec.rb

@@ -0,0 +1,54 @@
+require 'spec_helper'
+
+describe 'octavia::nova' do
+  shared_examples 'octavia::nova' do
+    context 'with default parameters' do
+      it {
+        should contain_octavia_config('nova/service_name').with_value('<SERVICE DEFAULT>')
+        should contain_octavia_config('nova/endpoint').with_value('<SERVICE DEFAULT>')
+        should contain_octavia_config('nova/region_name').with_value('<SERVICE DEFAULT>')
+        should contain_octavia_config('nova/endpoint_type').with_value('<SERVICE DEFAULT>')
+        should contain_octavia_config('nova/availability_zone').with_value('<SERVICE DEFAULT>')
+        should contain_octavia_config('nova/enable_anti_affinity').with_value('<SERVICE DEFAULT>')
+        should contain_octavia_config('nova/anti_affinity_policy').with_value('<SERVICE DEFAULT>')
+      }
+    end
+
+    context 'with specified parameters' do
+      let :params do
+        {
+          :service_name         => 'compute',
+          :endpoint             => 'http://127.0.0.1:8774',
+          :region_name          => 'RegionOne',
+          :endpoint_type        => 'internalURL',
+          :availability_zone    => 'nova',
+          :enable_anti_affinity => true,
+          :anti_affinity_policy => 'anti-affinity',
+        }
+      end
+
+      it {
+        should contain_octavia_config('nova/service_name').with_value('compute')
+        should contain_octavia_config('nova/endpoint').with_value('http://127.0.0.1:8774')
+        should contain_octavia_config('nova/region_name').with_value('RegionOne')
+        should contain_octavia_config('nova/endpoint_type').with_value('internalURL')
+        should contain_octavia_config('nova/availability_zone').with_value('nova')
+        should contain_octavia_config('nova/enable_anti_affinity').with_value(true)
+        should contain_octavia_config('nova/anti_affinity_policy').with_value('anti-affinity')
+      }
+    end
+  end
+
+  on_supported_os({
+    :supported_os => OSDefaults.get_supported_os
+  }).each do |os,facts|
+    context "on #{os}" do
+      let (:facts) do
+        facts.merge(OSDefaults.get_facts())
+      end
+
+      it_behaves_like 'octavia::nova'
+    end
+  end
+
+end