Added Contrail Networks support

Change-Id: I775336f2ef00358ca2ef3a7a84cb9fcc4735eb60
Partial-Bug: #1535987

attributes/default.rb

@@ -176,7 +176,8 @@ default['openstack']['network']['core_plugin_map'] = {
   'ovsneutronpluginv2' => 'openvswitch',
   'linuxbridgepluginv2' => 'linuxbridge',
   'ml2plugin' => 'ml2',
-  'nuageplugin' => 'nuage'
+  'nuageplugin' => 'nuage',
+  'neutronplugincontrailcorev2' => 'contrail'
 }
 
 # This is used by SUSE to setup the sysconfig neutron initfile

recipes/default.rb

@@ -485,6 +485,34 @@ when 'nuage'
     notifies :restart, 'service[neutron-server]', :delayed if role_match
   end
 
+when 'contrail'
+  # Workaround to generate a fake contrail plugin config
+  openvswitch_endpoint = endpoint 'network-openvswitch'
+  template_file = '/etc/neutron/plugins/contrail/contrail_plugin.ini'
+  mechanism_drivers = node['openstack']['network']['ml2']['mechanism_drivers']
+  if node['openstack']['network']['l3']['router_distributed'] == 'auto'
+    mechanism_drivers = 'openvswitch,l2population'
+  end
+
+  template template_file do
+    source 'plugins/ml2/ml2_conf.ini.erb'
+    owner node['openstack']['network']['platform']['user']
+    group node['openstack']['network']['platform']['group']
+    mode 00644
+    variables(
+      mechanism_drivers: mechanism_drivers,
+      local_ip: openvswitch_endpoint.host,
+      tunnel_types: tunnel_types,
+      l2_population: l2_population,
+      enable_distributed_routing: enable_distributed_routing
+    )
+
+    notifies :restart, 'service[neutron-server]', :delayed if role_match
+    if node['recipes'].include?('openstack-network::openvswitch')
+      notifies :restart, 'service[neutron-plugin-openvswitch-agent]', :delayed
+    end
+  end
+
 else
   Chef::Log.fatal("Main plugin #{main_plugin}is not supported")
 end
@@ -495,6 +523,7 @@ link '/etc/neutron/plugin.ini' do
   group node['openstack']['network']['platform']['group']
   action :create
   only_if { platform_family? %w(fedora rhel) }
+  not_if { main_plugin == 'contrail' }
 end
 
 node.set['openstack']['network']['plugin_config_file'] = template_file

spec/default_spec.rb

@@ -28,7 +28,12 @@ shared_examples 'core plugin common configurator' do |plugin_name, file_name, at
         end
 
         it "sets the #{attr} attribute" do
-          node.set['openstack']['network'][plugin_name][attr] = "#{attr}_value"
+          if plugin_name == 'contrail'
+            component_name = 'ml2'
+          else
+            component_name = plugin_name
+          end
+          node.set['openstack']['network'][component_name][attr] = "#{attr}_value"
           expect(chef_run).to render_file(cfg_file.name).with_content(/^#{attr} = #{attr}_value$/)
         end
       end
@@ -373,6 +378,33 @@ describe 'openstack-network' do
         end
       end
 
+      describe 'contrail' do
+        let(:file) { chef_run.template('/etc/neutron/plugins/contrail/contrail_plugin.ini') }
+
+        before do
+          node.set['openstack']['network']['core_plugin'] = 'contrail'
+        end
+
+        it 'sends a notification to the service' do
+          allow_any_instance_of(Chef::Recipe).to receive(:role_included?).with('os-network-server').and_return(true)
+          expect(file).to notify('service[neutron-server]').to(:restart).delayed
+        end
+
+        it_behaves_like 'core plugin common configurator',
+                        'contrail',
+                        PLUGIN_MAP['contrail'],
+                        type_drivers: 'local,flat,vlan,gre,vxlan',
+                        tenant_network_types: 'local',
+                        mechanism_drivers: 'openvswitch',
+                        flat_networks: '',
+                        network_vlan_ranges: '',
+                        tunnel_id_ranges: '',
+                        vni_ranges: '',
+                        vxlan_group: '',
+                        enable_security_group: 'True',
+                        enable_ipset: 'True'
+      end
+
       it_behaves_like 'core plugin common configurator',
                       'plumgrid',
                       PLUGIN_MAP['plumgrid'],

spec/spec_helper.rb

@@ -65,6 +65,7 @@ PLUGIN_MAP = {
   'nec' => 'nec.ini',
   'nicira' => 'nvp.ini',
   'nuage' => 'nuage_plugin.ini',
+  'contrail' => 'contrail_plugin.ini',
   'openvswitch' => 'ovs_neutron_plugin.ini',
   'plumgrid' => 'plumgrid.ini',
   'ryu' => 'ryu.ini'