03b1d2ce86
- Raise appropriate exceptions - Rename some methods - Make unit test more readable Change-Id: I2a5ae5ef863184c08af7be6860c96d4956fe38e7
123 lines
4.8 KiB
Python
123 lines
4.8 KiB
Python
# Copyright 2016 Internap.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo_log import log
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import pymongo
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from almanach.core import exception
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from almanach.core import model
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from almanach.core.model import build_entity_from_dict
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from almanach.storage.drivers import base_driver
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LOG = log.getLogger(__name__)
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class MongoDbDriver(base_driver.BaseDriver):
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def __init__(self, config, db=None):
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super(MongoDbDriver, self).__init__(config)
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self.db = db
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def connect(self):
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connection = pymongo.MongoClient(self.config.database.connection_url, tz_aware=True)
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connection_options = pymongo.uri_parser.parse_uri(self.config.database.connection_url)
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self.db = connection[connection_options['database']]
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def count_entities(self):
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return self.db.entity.count()
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def count_active_entities(self):
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return self.db.entity.find({"end": None}).count()
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def count_entity_entries(self, entity_id):
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return self.db.entity.find({"entity_id": entity_id}).count()
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def has_active_entity(self, entity_id):
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return self.db.entity.find({"entity_id": entity_id, "end": None}).count() == 1
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def get_active_entity(self, entity_id):
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entity = self.db.entity.find_one({"entity_id": entity_id, "end": None}, {"_id": 0})
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if not entity:
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raise exception.EntityNotFoundException("Entity {} not found".format(entity_id))
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return build_entity_from_dict(entity)
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def get_all_entities_by_project(self, project_id, start, end, entity_type=None):
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args = {
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"project_id": project_id,
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"start": {
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"$lte": end
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},
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"$or": [{"end": None}, {"end": {"$gte": start}}]
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}
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if entity_type:
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args["entity_type"] = entity_type
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entities = list(self.db.entity.find(args, {"_id": 0}))
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return [build_entity_from_dict(entity) for entity in entities]
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def get_all_entities_by_id(self, entity_id):
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entities = self.db.entity.find({"entity_id": entity_id}, {"_id": 0})
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return [build_entity_from_dict(entity) for entity in entities]
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def get_all_entities_by_id_and_date(self, entity_id, start, end):
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entities = self.db.entity.find({
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"entity_id": entity_id,
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"start": {"$gte": start},
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"$and": [
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{"end": {"$ne": None}},
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{"end": {"$lte": end}}
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]
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}, {"_id": 0})
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return [build_entity_from_dict(entity) for entity in entities]
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def close_active_entity(self, entity_id, end):
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self.db.entity.update({"entity_id": entity_id, "end": None}, {"$set": {"end": end, "last_event": end}})
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def insert_entity(self, entity):
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self.db.entity.insert(entity.as_dict())
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def update_active_entity(self, entity):
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self.db.entity.update({"entity_id": entity.entity_id, "end": None}, {"$set": entity.as_dict()})
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def update_closed_entity(self, entity, data):
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self.db.entity.update({"entity_id": entity.entity_id, "start": entity.start, "end": entity.end},
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{"$set": data})
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def delete_active_entity(self, entity_id):
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self.db.entity.remove({"entity_id": entity_id, "end": None})
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def insert_volume_type(self, volume_type):
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self.db.volume_type.insert(volume_type.__dict__)
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def list_volume_types(self):
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volume_types = self.db.volume_type.find()
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return [model.VolumeType(volume_type_id=volume_type["volume_type_id"],
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volume_type_name=volume_type["volume_type_name"]) for volume_type in volume_types]
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def get_volume_type(self, volume_type_id):
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volume_type = self.db.volume_type.find_one({"volume_type_id": volume_type_id})
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if not volume_type:
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raise exception.VolumeTypeNotFoundException(volume_type_id=volume_type_id)
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return model.VolumeType(volume_type_id=volume_type["volume_type_id"],
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volume_type_name=volume_type["volume_type_name"])
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def delete_volume_type(self, volume_type_id):
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if volume_type_id is None:
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raise exception.AlmanachException("Trying to delete all volume types which is not permitted.")
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returned_value = self.db.volume_type.remove({"volume_type_id": volume_type_id})
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if returned_value['n'] != 1:
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raise exception.VolumeTypeNotFoundException(volume_type_id)
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