69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012, Red Hat, Inc.
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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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"""
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Client side of the console RPC API.
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"""
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from oslo.config import cfg
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import nova.openstack.common.rpc.proxy
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rpcapi_opts = [
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cfg.StrOpt('console_topic',
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default='console',
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help='the topic console proxy nodes listen on'),
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]
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CONF = cfg.CONF
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CONF.register_opts(rpcapi_opts)
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class ConsoleAPI(nova.openstack.common.rpc.proxy.RpcProxy):
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'''Client side of the console rpc API.
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API version history:
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1.0 - Initial version.
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1.1 - Added get_backdoor_port()
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'''
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#
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# NOTE(russellb): This is the default minimum version that the server
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# (manager) side must implement unless otherwise specified using a version
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# argument to self.call()/cast()/etc. here. It should be left as X.0 where
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# X is the current major API version (1.0, 2.0, ...). For more information
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# about rpc API versioning, see the docs in
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# openstack/common/rpc/dispatcher.py.
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#
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BASE_RPC_API_VERSION = '1.0'
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def __init__(self, topic=None):
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topic = topic if topic else CONF.console_topic
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super(ConsoleAPI, self).__init__(
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topic=topic,
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default_version=self.BASE_RPC_API_VERSION)
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def add_console(self, ctxt, instance_id):
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self.cast(ctxt, self.make_msg('add_console', instance_id=instance_id))
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def remove_console(self, ctxt, console_id):
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self.cast(ctxt, self.make_msg('remove_console', console_id=console_id))
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def get_backdoor_port(self, ctxt, host):
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return self.call(ctxt, self.make_msg('get_backdoor_port'),
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version='1.1')
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