magnum/magnum/conductor/api.py

89 lines
3.5 KiB
Python

# 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.
"""API for interfacing with Magnum Backend."""
from oslo_config import cfg
from magnum.common import rpc_service
# The Backend API class serves as a AMQP client for communicating
# on a topic exchange specific to the conductors. This allows the ReST
# API to trigger operations on the conductors
class API(rpc_service.API):
def __init__(self, transport=None, context=None, topic=None):
if topic is None:
cfg.CONF.import_opt('topic', 'magnum.conductor.config',
group='conductor')
super(API, self).__init__(transport, context,
topic=cfg.CONF.conductor.topic)
# Cluster Operations
def cluster_create(self, cluster, create_timeout):
return self._call('cluster_create', cluster=cluster,
create_timeout=create_timeout)
def cluster_create_async(self, cluster, create_timeout):
self._cast('cluster_create', cluster=cluster,
create_timeout=create_timeout)
def cluster_delete(self, uuid):
return self._call('cluster_delete', uuid=uuid)
def cluster_delete_async(self, uuid):
self._cast('cluster_delete', uuid=uuid)
def cluster_update(self, cluster):
return self._call('cluster_update', cluster=cluster)
def cluster_update_async(self, cluster, rollback=False):
self._cast('cluster_update', cluster=cluster, rollback=rollback)
# CA operations
def sign_certificate(self, cluster, certificate):
return self._call('sign_certificate', cluster=cluster,
certificate=certificate)
def get_ca_certificate(self, cluster):
return self._call('get_ca_certificate', cluster=cluster)
# Versioned Objects indirection API
def object_class_action(self, context, objname, objmethod, objver,
args, kwargs):
"Indirection API callback"
return self._client.call(context, 'object_class_action',
objname=objname, objmethod=objmethod,
objver=objver, args=args, kwargs=kwargs)
def object_action(self, context, objinst, objmethod, args, kwargs):
"Indirection API callback"
return self._client.call(context, 'object_action', objinst=objinst,
objmethod=objmethod, args=args, kwargs=kwargs)
def object_backport(self, context, objinst, target_version):
"Indirection API callback"
return self._client.call(context, 'object_backport', objinst=objinst,
target_version=target_version)
class ListenerAPI(rpc_service.API):
def __init__(self, context=None, topic=None, server=None, timeout=None):
super(ListenerAPI, self).__init__(context=context, topic=topic,
server=server, timeout=timeout)
def ping_conductor(self):
return self._call('ping_conductor')