3b02d00591
Refactors Bigswitch/Restproxy plugin by separating into reusable libraries that can be used by the plugin as well as the ml2 driver to proxy calls to the backend controller. Enables basic unit tests for the ML2 driver. Removes deprecated separate unplug/plug operations on ports. Implements: blueprint bigswitch-ml2-driver Change-Id: I4e22ba7e20ec4f405b9fd34a1bf08a48544f317d
49 lines
1.8 KiB
Python
49 lines
1.8 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2013, Big Switch Networks
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# All Rights Reserved.
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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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from neutron.api.v2 import attributes
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from neutron.db import portbindings_db
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from neutron.openstack.common import log as logging
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LOG = logging.getLogger(__name__)
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def get_port_hostid(context, port_id):
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with context.session.begin(subtransactions=True):
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query = context.session.query(portbindings_db.PortBindingPort)
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res = query.filter_by(port_id=port_id).first()
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if not res:
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return False
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return res.host
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def put_port_hostid(context, port_id, host):
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if not attributes.is_attr_set(host):
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LOG.warning(_("No host_id in port request to track port location."))
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return
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if port_id == '':
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LOG.warning(_("Received an empty port ID for host_id '%s'"), host)
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return
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if host == '':
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LOG.debug(_("Received an empty host_id for port '%s'"), port_id)
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return
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LOG.debug(_("Logging port %(port)s on host_id %(host)s"),
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{'port': port_id, 'host': host})
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with context.session.begin(subtransactions=True):
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location = portbindings_db.PortBindingPort(port_id=port_id, host=host)
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context.session.merge(location)
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