64 lines
2.0 KiB
Python
64 lines
2.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 Nicira Networks, Inc.
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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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# @author: Somik Behera, Nicira Networks, Inc.
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# @author: Brad Hall, Nicira Networks, Inc.
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# @author: Dan Wendlandt, Nicira Networks, Inc.
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import uuid
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from sqlalchemy import Column, Integer, String, ForeignKey
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.orm import relation
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BASE = declarative_base()
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class Port(BASE):
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"""Represents a port on a quantum network"""
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__tablename__ = 'ports'
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uuid = Column(String(255), primary_key=True)
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network_id = Column(String(255), ForeignKey("networks.uuid"),
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nullable=False)
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interface_id = Column(String(255))
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def __init__(self, network_id):
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self.uuid = uuid.uuid4()
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self.network_id = network_id
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def __repr__(self):
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return "<Port(%s,%s,%s)>" % (self.uuid, self.network_id,
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self.interface_id)
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class Network(BASE):
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"""Represents a quantum network"""
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__tablename__ = 'networks'
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uuid = Column(String(255), primary_key=True)
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tenant_id = Column(String(255), nullable=False)
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name = Column(String(255))
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ports = relation(Port, order_by=Port.uuid, backref="network")
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def __init__(self, tenant_id, name):
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self.uuid = uuid.uuid4()
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self.tenant_id = tenant_id
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self.name = name
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def __repr__(self):
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return "<Network(%s,%s,%s)>" % \
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(self.uuid, self.name, self.tenant_id)
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