manila/manila/scheduler/rpcapi.py

67 lines
2.2 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012, Red Hat, Inc.
#
# 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.
"""
Client side of the scheduler manager RPC API.
"""
from manila.openstack.common import jsonutils
import manila.openstack.common.rpc.proxy
from oslo.config import cfg
CONF = cfg.CONF
class SchedulerAPI(manila.openstack.common.rpc.proxy.RpcProxy):
'''Client side of the scheduler rpc API.
API version history:
1.0 - Initial version.
1.1 - Add create_volume() method
1.2 - Add request_spec, filter_properties arguments
to create_volume()
1.3 - Add create_share() method
'''
RPC_API_VERSION = '1.0'
def __init__(self):
super(SchedulerAPI, self).__init__(
topic=CONF.scheduler_topic,
default_version=self.RPC_API_VERSION)
def create_share(self, ctxt, topic, share_id, snapshot_id=None,
request_spec=None, filter_properties=None):
request_spec_p = jsonutils.to_primitive(request_spec)
return self.cast(ctxt, self.make_msg(
'create_share',
topic=topic,
share_id=share_id,
snapshot_id=snapshot_id,
request_spec=request_spec_p,
filter_properties=filter_properties),
version='1.3')
def update_service_capabilities(self, ctxt,
service_name, host,
capabilities):
self.fanout_cast(ctxt, self.make_msg('update_service_capabilities',
service_name=service_name, host=host,
capabilities=capabilities))