Merge "add transformer for port and network"

vitrage/synchronizer/plugins/neutron/port/transformer.py

@@ -12,29 +12,146 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
+from oslo_log import log as logging
+
+from vitrage.common.constants import EdgeLabels
+from vitrage.common.constants import EntityCategory
+from vitrage.common.constants import SynchronizerProperties as SyncProps
+from vitrage.common.constants import VertexProperties as VProps
 from vitrage.synchronizer.plugins.base.resource.transformer import \
     BaseResourceTransformer
+from vitrage.synchronizer.plugins.neutron.network import NEUTRON_NETWORK_PLUGIN
+from vitrage.synchronizer.plugins.neutron.port import NEUTRON_PORT_PLUGIN
+from vitrage.synchronizer.plugins.nova.instance import NOVA_INSTANCE_PLUGIN
+from vitrage.synchronizer.plugins import transformer_base as tbase
+from vitrage.synchronizer.plugins.transformer_base import extract_field_value
+from vitrage.synchronizer.plugins.transformer_base import Neighbor
+
+import vitrage.graph.utils as graph_utils
+
+LOG = logging.getLogger(__name__)
 
 
 class PortTransformer(BaseResourceTransformer):
-
     def __init__(self, transformers):
         super(PortTransformer, self).__init__(transformers)
 
     def _create_entity_key(self, entity_event):
-        pass
-
-    def create_placeholder_vertex(self, **kwargs):
-        pass
+        port_id = 'port_id' if tbase.is_update_event(entity_event) \
+            else 'id'
+        key_fields = self._key_values(NEUTRON_PORT_PLUGIN,
+                                      extract_field_value(entity_event,
+                                                          port_id))
+        return tbase.build_key(key_fields)
 
     def _create_snapshot_entity_vertex(self, entity_event):
-        pass
+        name = extract_field_value(entity_event, 'name')
+        entity_id = extract_field_value(entity_event, 'id')
+        state = extract_field_value(entity_event, 'status')
+
+        return self._create_vertex(entity_event, name if name else None,
+                                   entity_id, state)
+
+    def _create_vertex(self, entity_event, name, entity_id, state):
+
+        metadata = {
+            VProps.NAME: name,
+        }
+
+        sample_timestamp = entity_event[SyncProps.SAMPLE_DATE]
+
+        # TODO(Alexey): need to check here that only the UPDATE sync_mode will
+        #               update the UPDATE_TIMESTAMP property
+        update_timestamp = self._format_update_timestamp(
+            extract_field_value(entity_event, SyncProps.SAMPLE_DATE),
+            sample_timestamp)
+
+        return graph_utils.create_vertex(
+            self._create_entity_key(entity_event),
+            entity_id=entity_id,
+            entity_category=EntityCategory.RESOURCE,
+            entity_type=NEUTRON_PORT_PLUGIN,
+            entity_state=state,
+            sample_timestamp=sample_timestamp,
+            update_timestamp=update_timestamp,
+            metadata=metadata)
 
     def _create_update_entity_vertex(self, entity_event):
         pass
 
     def _create_neighbors(self, entity_event):
-        pass
+        if tbase.is_update_event(entity_event):
+            device_owner_property = 'device_owner'
+            device_id_property = 'server_uuid'
+            net_id_property = 'network_id'
+        else:
+            device_owner_property = 'device_owner'
+            device_id_property = 'device_id'
+            net_id_property = 'network_id'
 
-    def _extract_action_type(self, entity_event):
-        pass
+        return self._create_port_neighbors(entity_event,
+                                           device_owner_property,
+                                           device_id_property,
+                                           net_id_property)
+
+    def _create_port_neighbors(self,
+                               entity_event,
+                               device_owner_property,
+                               device_id_property,
+                               net_id_property):
+
+        instance = None
+        net = self._create_net_neighbor(entity_event,
+                                        net_id_property)
+
+        if entity_event[device_owner_property] == 'compute:nova':
+            instance = self._create_instance_neighbor(
+                entity_event,
+                device_id_property)
+
+        return [net, instance] if instance else [net]
+
+    def _create_instance_neighbor(self,
+                                  entity_event,
+                                  instance_id_property):
+        port_vitrage_id = self._create_entity_key(entity_event)
+
+        instance_id = entity_event[instance_id_property]
+
+        sample_timestamp = entity_event[SyncProps.SAMPLE_DATE]
+
+        properties = {
+            VProps.ID: instance_id,
+            VProps.TYPE: NOVA_INSTANCE_PLUGIN,
+            VProps.SAMPLE_TIMESTAMP: sample_timestamp
+        }
+        instance_vertex = self.create_placeholder_vertex(**properties)
+
+        relationship_edge = graph_utils.create_edge(
+            source_id=port_vitrage_id,
+            target_id=instance_vertex.vertex_id,
+            relationship_type=EdgeLabels.ATTACHED)
+
+        return Neighbor(instance_vertex, relationship_edge)
+
+    def _create_net_neighbor(self, entity_event, net_id_property):
+        port_vitrage_id = self._create_entity_key(entity_event)
+
+        net_id = entity_event[net_id_property]
+
+        sample_timestamp = entity_event[SyncProps.SAMPLE_DATE]
+
+        properties = {
+            VProps.ID: net_id,
+            VProps.TYPE: NEUTRON_NETWORK_PLUGIN,
+            VProps.SAMPLE_TIMESTAMP: sample_timestamp
+        }
+
+        net_vertex = self.create_placeholder_vertex(**properties)
+
+        relationship_edge = graph_utils.create_edge(
+            source_id=net_vertex.vertex_id,
+            target_id=port_vitrage_id,
+            relationship_type=EdgeLabels.CONTAINS)
+
+        return Neighbor(net_vertex, relationship_edge)