75 lines
2.4 KiB
Python
75 lines
2.4 KiB
Python
# Copyright (C) 2014 Nippon Telegraph and Telephone Corporation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Core Manager module dedicated for providing CORE_MANAGER singleton
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"""
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from ryu.services.protocols.bgp.base import Activity
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from ryu.services.protocols.bgp.base import ActivityException
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from ryu.services.protocols.bgp.rtconf.neighbors import NeighborsConf
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from ryu.services.protocols.bgp.rtconf.vrfs import VrfsConf
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class _CoreManager(Activity):
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"""Core service manager.
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"""
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def __init__(self):
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self._common_conf = None
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self._neighbors_conf = None
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self._vrfs_conf = None
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self._core_service = None
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super(_CoreManager, self).__init__()
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def _run(self, *args, **kwargs):
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self._common_conf = kwargs.pop('common_conf')
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self._neighbors_conf = NeighborsConf()
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self._vrfs_conf = VrfsConf()
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from ryu.services.protocols.bgp.core import CoreService
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self._core_service = CoreService(self._common_conf,
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self._neighbors_conf,
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self._vrfs_conf)
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waiter = kwargs.pop('waiter')
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core_activity = self._spawn_activity(self._core_service, waiter=waiter)
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core_activity.wait()
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def get_core_service(self):
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self._check_started()
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return self._core_service
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def _check_started(self):
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if not self.started:
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raise ActivityException('Cannot access any property before '
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'activity has started')
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@property
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def common_conf(self):
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self._check_started()
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return self._common_conf
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@property
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def neighbors_conf(self):
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self._check_started()
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return self._neighbors_conf
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@property
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def vrfs_conf(self):
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self._check_started()
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return self._vrfs_conf
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# _CoreManager instance that manages core bgp service and configuration data.
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CORE_MANAGER = _CoreManager()
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