OpenStack Orchestration (Heat)
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heat/heat/db/api.py

84 lines
2.3 KiB

# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# 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.
'''
Interface for database access.
Usage:
>>> from heat import db
>>> db.event_get(context, event_id)
# Event object received
The underlying driver is loaded as a :class:`LazyPluggable`. SQLAlchemy is
currently the only supported backend.
'''
from nova import flags
from nova.openstack.common import cfg
from nova import utils
db_opts = [
cfg.StrOpt('db_backend', default='db', help='The backend to use for db'),
]
FLAGS = flags.FLAGS
FLAGS.register_opts(db_opts)
IMPL = utils.LazyPluggable('db_backend', db='heat.db.sqlalchemy.api')
def raw_template_get(context, template_id):
return IMPL.raw_template_get(context, template_id)
def raw_template_get_all(context):
return IMPL.raw_template_get_all(context)
def raw_template_create(context, values):
return IMPL.raw_template_create(context, values)
def parsed_template_get(context, template_id):
return IMPL.parsed_template_get(context, template_id)
def parsed_template_get_all(context):
return IMPL.parsed_template_get_all(context)
def parsed_template_create(context, values):
return IMPL.parsed_template_create(context, values)
def state_get(context, state_id):
return IMPL.state_get(context, state_id)
def state_get_all(context):
return IMPL.state_get_all(context)
def state_create(context, values):
return IMPL.state_create(context, values)
def event_get(context, event_id):
return IMPL.event_get(context, event_id)
def event_get_all(context):
return IMPL.event_get_all(context)
def event_get_all_by_stack(context, stack_id):
return IMPL.event_get_all_by_stack(context, stack_id)
def event_create(context, values):
return IMPL.event_create(context, values)