96 lines
3.6 KiB
Python
96 lines
3.6 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 Objectif Libre
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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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#
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# @author: Stéphane Albert
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#
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import datetime
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import decimal
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import pecan
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from pecan import rest
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from wsme import types as wtypes
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import wsmeext.pecan as wsme_pecan
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from cloudkitty.api.v1.datamodels import storage as storage_models
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from cloudkitty.common import policy
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from cloudkitty import storage as ck_storage
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from cloudkitty import utils as ck_utils
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class DataFramesController(rest.RestController):
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"""REST Controller to access stored data frames."""
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@wsme_pecan.wsexpose(storage_models.DataFrameCollection,
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datetime.datetime,
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datetime.datetime,
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wtypes.text,
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wtypes.text)
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def get_all(self, begin=None, end=None, tenant_id=None,
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resource_type=None):
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"""Return a list of rated resources for a time period and a tenant.
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:param begin: Start of the period
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:param end: End of the period
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:param tenant_id: UUID of the tenant to filter on.
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:param resource_type: Type of the resource to filter on.
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:return: Collection of DataFrame objects.
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"""
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policy.authorize(pecan.request.context, 'storage:list_data_frames', {})
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if not begin:
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begin = ck_utils.get_month_start()
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if not end:
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end = ck_utils.get_next_month()
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begin_ts = ck_utils.dt2ts(begin)
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end_ts = ck_utils.dt2ts(end)
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backend = pecan.request.storage_backend
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dataframes = []
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try:
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frames = backend.get_time_frame(begin_ts,
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end_ts,
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tenant_id=tenant_id,
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res_type=resource_type)
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for frame in frames:
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for service, data_list in frame['usage'].items():
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frame_tenant = None
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resources = []
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for data in data_list:
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desc = data['desc'] if data['desc'] else {}
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price = decimal.Decimal(str(data['rating']['price']))
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resource = storage_models.RatedResource(
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service=service,
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desc=desc,
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volume=data['vol']['qty'],
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rating=price)
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frame_tenant = data['tenant_id']
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resources.append(resource)
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dataframe = storage_models.DataFrame(
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begin=ck_utils.iso2dt(frame['period']['begin']),
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end=ck_utils.iso2dt(frame['period']['end']),
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tenant_id=frame_tenant,
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resources=resources)
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dataframes.append(dataframe)
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except ck_storage.NoTimeFrame:
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pass
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return storage_models.DataFrameCollection(dataframes=dataframes)
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class StorageController(rest.RestController):
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"""REST Controller to access stored data."""
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dataframes = DataFramesController()
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