64 lines
1.9 KiB
Python
64 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
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# Copyright (C) 2013 Rackspace Hosting All Rights Reserved.
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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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"""Implementation of SQLAlchemy backend."""
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import logging
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from taskflow.db.sqlalchemy import models
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from taskflow.db.sqlalchemy.session import get_session
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from taskflow.openstack.common import exception
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LOG = logging.getLogger(__name__)
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def model_query(context, *args, **kwargs):
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session = kwargs.get('session') or get_session()
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query = session.query(*args)
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return query
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def workflow_get(context, workflow_id):
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"""Return one workflow with matching workflow_id"""
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result = model_query(context, models.Workflow).get(workflow_id)
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if not result:
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raise exception.NotFound("No workflow found "
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"with id %s." % (workflow_id,))
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def workflow_get_all(context):
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"""Return all workflows"""
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results = model_query(context, models.Workflow).all()
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if not results:
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raise exception.NotFound("No workflows were found.")
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return results
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def workflow_get_names(context):
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"""Return all workflow names"""
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results = model_auery(context, models.Workflow.name).all()
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return zip(*results)
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def workflow_create(context, workflow_id):
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"""Create new workflow with workflow_id"""
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