def _create_cluster_neighbor(zone_vertex_id):
cluster_vertex = tbase.create_cluster_placeholder_vertex()
relation_edge = graph_utils.create_edge(
source_id=cluster_vertex.vertex_id,
target_id=zone_vertex_id,
relationship_type=EdgeLabel.CONTAINS)
return tbase.Neighbor(cluster_vertex, relation_edge)
def _create_host_neighbor(self, zone_id, host_name, host_state,
sample_timestamp):
host_transformer = self.transformers[NOVA_HOST_DATASOURCE]
properties = {
VProps.ID: host_name,
VProps.SAMPLE_TIMESTAMP: sample_timestamp,
VProps.TYPE: NOVA_HOST_DATASOURCE
}
host_neighbor = \
host_transformer.create_placeholder_vertex(**properties)
host_neighbor[VProps.STATE] = host_state
host_neighbor[VProps.IS_PLACEHOLDER] = False
relation_edge = graph_utils.create_edge(
source_id=zone_id,
target_id=host_neighbor.vertex_id,
relationship_type=EdgeLabel.CONTAINS)
return tbase.Neighbor(host_neighbor, relation_edge)