138 lines
5.5 KiB
Python
138 lines
5.5 KiB
Python
# Copyright 2016 - Nokia
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from vitrage.common.constants import DatasourceProperties as DSProps
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from vitrage.common.constants import EdgeLabel
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from vitrage.common.constants import EntityCategory
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from vitrage.common.constants import GraphAction
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from vitrage.common.constants import VertexProperties as VProps
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from vitrage.datasources.cinder.volume import CINDER_VOLUME_DATASOURCE
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from vitrage.datasources.heat.stack import HEAT_STACK_DATASOURCE
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from vitrage.datasources.neutron.network import NEUTRON_NETWORK_DATASOURCE
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from vitrage.datasources.neutron.port import NEUTRON_PORT_DATASOURCE
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from vitrage.datasources.nova.instance import NOVA_INSTANCE_DATASOURCE
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from vitrage.datasources.resource_transformer_base import \
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ResourceTransformerBase
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from vitrage.datasources import transformer_base as tbase
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from vitrage.datasources.transformer_base import build_key
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from vitrage.datasources.transformer_base import extract_field_value
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import vitrage.graph.utils as graph_utils
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class HeatStackTransformer(ResourceTransformerBase):
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RESOURCE_TYPE_CONVERSION = {
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'OS::Nova::Server': NOVA_INSTANCE_DATASOURCE,
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'OS::Cinder::Volume': CINDER_VOLUME_DATASOURCE,
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'OS::Neutron::Net': NEUTRON_NETWORK_DATASOURCE,
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'OS::Neutron::Port': NEUTRON_PORT_DATASOURCE
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}
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# graph actions which need to refer them differently
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GRAPH_ACTION_MAPPING = {
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'orchestration.stack.delete.end': GraphAction.DELETE_ENTITY,
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}
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def __init__(self, transformers, conf):
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super(HeatStackTransformer, self).__init__(transformers, conf)
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def _create_snapshot_entity_vertex(self, entity_event):
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stack_name = extract_field_value(entity_event, 'stack_name')
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stack_id = extract_field_value(entity_event, 'id')
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stack_state = extract_field_value(entity_event, 'stack_status')
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timestamp = extract_field_value(entity_event, 'creation_time')
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project_id = extract_field_value(entity_event, 'project')
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return self._create_vertex(entity_event,
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stack_name,
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stack_id,
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stack_state,
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timestamp,
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project_id)
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def _create_update_entity_vertex(self, entity_event):
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volume_name = extract_field_value(entity_event, 'stack_name')
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volume_id = extract_field_value(entity_event, 'stack_identity')
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volume_state = extract_field_value(entity_event, 'state')
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timestamp = entity_event.get('create_at', None)
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project_id = entity_event.get('tenant_id', None)
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return self._create_vertex(entity_event,
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volume_name,
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volume_id,
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volume_state,
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timestamp,
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project_id)
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def _create_vertex(self,
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entity_event,
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stack_name,
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stack_id,
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stack_state,
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update_timestamp,
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project_id):
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metadata = {
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VProps.NAME: stack_name,
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VProps.PROJECT_ID: project_id,
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}
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entity_key = self._create_entity_key(entity_event)
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vitrage_sample_timestamp = entity_event[DSProps.SAMPLE_DATE]
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return graph_utils.create_vertex(
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entity_key,
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vitrage_category=EntityCategory.RESOURCE,
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vitrage_type=HEAT_STACK_DATASOURCE,
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vitrage_sample_timestamp=vitrage_sample_timestamp,
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entity_id=stack_id,
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entity_state=stack_state,
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update_timestamp=update_timestamp,
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metadata=metadata)
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def _create_snapshot_neighbors(self, entity_event):
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return self._create_stack_neighbors(entity_event)
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def _create_update_neighbors(self, entity_event):
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return self._create_stack_neighbors(entity_event)
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def _create_entity_key(self, entity_event):
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is_update_event = tbase.is_update_event(entity_event)
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id_field_path = 'stack_identity' if is_update_event else 'id'
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volume_id = extract_field_value(entity_event, id_field_path)
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key_fields = self._key_values(HEAT_STACK_DATASOURCE, volume_id)
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return build_key(key_fields)
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def _create_stack_neighbors(self, entity_event):
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neighbors = []
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for neighbor in entity_event['resources']:
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neighbor_id = neighbor['physical_resource_id']
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neighbor_datasource_type = \
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self.RESOURCE_TYPE_CONVERSION[neighbor['resource_type']]
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neighbors.append(self._create_neighbor(entity_event,
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neighbor_id,
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neighbor_datasource_type,
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EdgeLabel.COMPRISED,
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is_entity_source=True))
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return neighbors
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def get_vitrage_type(self):
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return HEAT_STACK_DATASOURCE
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