157 lines
5.4 KiB
Python
157 lines
5.4 KiB
Python
# Copyright 2013 NetApp
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# All Rights Reserved.
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# Copyright (c) 2016 NEC Corporation.
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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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"""The datasets api."""
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import ast
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import re
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import string
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from oslo_log import log
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from oslo_utils import strutils
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from oslo_utils import uuidutils
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import six
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import webob
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from webob import exc
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from meteos.api import common
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from meteos.api.openstack import wsgi
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from meteos.api.views import datasets as dataset_views
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from meteos import exception
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from meteos.i18n import _, _LI
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from meteos import engine
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LOG = log.getLogger(__name__)
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class DatasetController(wsgi.Controller, wsgi.AdminActionsMixin):
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"""The Datasets API v1 controller for the OpenStack API."""
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resource_name = 'dataset'
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_view_builder_class = dataset_views.ViewBuilder
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def __init__(self):
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super(self.__class__, self).__init__()
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self.engine_api = engine.API()
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def show(self, req, id):
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"""Return data about the given dataset."""
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context = req.environ['meteos.context']
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try:
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dataset = self.engine_api.get_dataset(context, id)
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except exception.NotFound:
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raise exc.HTTPNotFound()
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return self._view_builder.detail(req, dataset)
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def delete(self, req, id):
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"""Delete a dataset."""
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context = req.environ['meteos.context']
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LOG.info(_LI("Delete dataset with id: %s"), id, context=context)
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try:
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self.engine_api.delete_dataset(context, id)
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except exception.NotFound:
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raise exc.HTTPNotFound()
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except exception.InvalidLearning as e:
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raise exc.HTTPForbidden(explanation=six.text_type(e))
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return webob.Response(status_int=202)
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def index(self, req):
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"""Returns a summary list of datasets."""
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return self._get_datasets(req, is_detail=False)
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def detail(self, req):
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"""Returns a detailed list of datasets."""
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return self._get_datasets(req, is_detail=True)
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def _get_datasets(self, req, is_detail):
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"""Returns a list of datasets, transformed through view builder."""
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context = req.environ['meteos.context']
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search_opts = {}
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search_opts.update(req.GET)
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# Remove keys that are not related to dataset attrs
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search_opts.pop('limit', None)
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search_opts.pop('offset', None)
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sort_key = search_opts.pop('sort_key', 'created_at')
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sort_dir = search_opts.pop('sort_dir', 'desc')
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datasets = self.engine_api.get_all_datasets(
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context, search_opts=search_opts, sort_key=sort_key,
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sort_dir=sort_dir)
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limited_list = common.limited(datasets, req)
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if is_detail:
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datasets = self._view_builder.detail_list(req, limited_list)
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else:
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datasets = self._view_builder.summary_list(req, limited_list)
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return datasets
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def create(self, req, body):
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"""Creates a new dataset."""
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context = req.environ['meteos.context']
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if not self.is_valid_body(body, 'dataset'):
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raise exc.HTTPUnprocessableEntity()
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dataset = body['dataset']
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LOG.debug("Create dataset with request: %s", dataset)
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try:
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experiment = self.engine_api.get_experiment(
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context, dataset['experiment_id'])
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template = self.engine_api.get_template(
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context, experiment.template_id)
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except exception.NotFound:
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raise exc.HTTPNotFound()
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display_name = dataset.get('display_name')
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display_description = dataset.get('display_description')
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method = dataset.get('method')
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experiment_id = dataset.get('experiment_id')
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source_dataset_url = dataset.get('source_dataset_url')
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params = dataset.get('params')
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swift_tenant = dataset.get('swift_tenant')
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swift_username = dataset.get('swift_username')
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swift_password = dataset.get('swift_password')
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new_dataset = self.engine_api.create_dataset(context,
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display_name,
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display_description,
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method,
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source_dataset_url,
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params,
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template.id,
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template.job_template_id,
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experiment_id,
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experiment.cluster_id,
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swift_tenant,
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swift_username,
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swift_password)
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return self._view_builder.detail(req, new_dataset)
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def create_resource():
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return wsgi.Resource(DatasetController())
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