vitrage/tools/datasource-scaffold/sample/driver.py
Yujun Zhang 89a0d974e5 Add tool for datasource scaffold
Implements: blueprint datasource-scaffold
Change-Id: If853de3cd00e9d7ca4a93fdc409c6f0059dbc817
2018-05-10 09:18:53 +08:00

60 lines
1.8 KiB
Python

# Copyright 2018 - Vitrage team
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_log import log
from vitrage.datasources.driver_base import DriverBase
from vitrage.datasources.sample import SAMPLE_DATASOURCE
LOG = log.getLogger(__name__)
class SampleDriver(DriverBase):
def __init__(self, conf):
super(SampleDriver, self).__init__()
self.cfg = conf
@staticmethod
def get_event_types():
return []
def enrich_event(self, event, event_type):
pass
def get_all(self, datasource_action):
"""Query all entities and send events to the vitrage events queue.
When done for the first time, send an "end" event to inform it has
finished the get_all for the datasource (because it is done
asynchronously).
"""
return self.make_pickleable(self._get_all_entities(),
SAMPLE_DATASOURCE,
datasource_action)
def get_changes(self, datasource_action):
"""Send an event to the vitrage events queue upon any change."""
return self.make_pickleable(self._get_changes_entities(),
SAMPLE_DATASOURCE,
datasource_action)
def _get_all_entities(self):
return []
def _get_changes_entities(self):
return []