108 lines
4.0 KiB
Python
108 lines
4.0 KiB
Python
# Copyright 2019 - Viettel
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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 datetime import datetime
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from oslo_log import log as logging
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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 VertexProperties as VProps
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from vitrage.datasources.alarm_transformer_base import \
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AlarmTransformerBase
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from vitrage.datasources.kapacitor import KAPACITOR_DATASOURCE
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from vitrage.datasources.kapacitor.properties import KapacitorProperties \
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as KProps
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from vitrage.datasources.kapacitor.properties import KapacitorState
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from vitrage.datasources import transformer_base as tbase
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import vitrage.graph.utils as graph_utils
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LOG = logging.getLogger(__name__)
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class KapacitorTransformer(AlarmTransformerBase):
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def _create_snapshot_entity_vertex(self, entity_event):
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return self._create_vertex(entity_event)
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def _create_update_entity_vertex(self, entity_event):
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return self._create_vertex(entity_event)
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def _create_snapshot_neighbors(self, entity_event):
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return self._create_kapacitor_neighbors(entity_event)
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def _create_update_neighbors(self, entity_event):
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return self._create_kapacitor_neighbors(entity_event)
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def _create_entity_key(self, entity_event):
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"""the unique key of this entity"""
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entity_type = entity_event[DSProps.ENTITY_TYPE]
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alarm_id = entity_event[KProps.ID]
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resource_name = entity_event[KProps.RESOURCE_NAME]
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return tbase.build_key((EntityCategory.ALARM,
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entity_type,
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resource_name,
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alarm_id))
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@staticmethod
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def get_vitrage_type():
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return KAPACITOR_DATASOURCE
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def _create_vertex(self, entity_event):
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update_timestamp = str(datetime.strptime(
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entity_event[KProps.TIME], tbase.TIMESTAMP_FORMAT))
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vitrage_sample_timestamp = entity_event[DSProps.SAMPLE_DATE]
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metadata = {
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VProps.NAME: entity_event[KProps.MESSAGE],
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VProps.SEVERITY: entity_event[KProps.PRIORITY],
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VProps.RAWTEXT: entity_event[KProps.DETAILS],
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VProps.RESOURCE_NAME: entity_event[KProps.RESOURCE_NAME],
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}
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return graph_utils.create_vertex(
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self._create_entity_key(entity_event),
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vitrage_category=EntityCategory.ALARM,
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vitrage_type=entity_event[DSProps.ENTITY_TYPE],
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vitrage_sample_timestamp=vitrage_sample_timestamp,
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update_timestamp=update_timestamp,
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entity_state=self._get_alarm_state(entity_event),
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metadata=metadata)
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def _ok_status(self, entity_event):
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return entity_event[KProps.PRIORITY] == KapacitorState.OK
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def _create_kapacitor_neighbors(self, entity_event):
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graph_neighbors = entity_event.get(self.QUERY_RESULT, [])
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return [self._create_neighbor(
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entity_event,
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graph_neighbor[VProps.ID],
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graph_neighbor[VProps.VITRAGE_TYPE],
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EdgeLabel.ON,
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neighbor_category=EntityCategory.RESOURCE)
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for graph_neighbor in graph_neighbors]
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@staticmethod
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def get_enrich_query(event):
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resource_type = event.get(KProps.RESOURCE_TYPE)
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resource_name = event.get(KProps.RESOURCE_NAME)
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if resource_type and resource_name:
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return {VProps.NAME: resource_name,
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VProps.VITRAGE_TYPE: resource_type}
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return None
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