6a08320031
This change condenses the directory structure to something more similar to what we had before while producing similar packages. It also introduces version.py which allows us to get the version from git tags (or a fallback version if not available). Fixes lp bug 889336 Fixes lp bug 888795 Change-Id: I86136bd9dbabb5eb1f8366ed665ed9b54f695124
105 lines
3.2 KiB
Python
105 lines
3.2 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, String, ForeignKey
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.orm import relation, object_mapper
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BASE = declarative_base()
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class QuantumBase(object):
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"""Base class for Quantum Models."""
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def __setitem__(self, key, value):
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setattr(self, key, value)
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def __getitem__(self, key):
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return getattr(self, key)
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def get(self, key, default=None):
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return getattr(self, key, default)
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def __iter__(self):
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self._i = iter(object_mapper(self).columns)
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return self
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def next(self):
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n = self._i.next().name
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return n, getattr(self, n)
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def update(self, values):
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"""Make the model object behave like a dict"""
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for k, v in values.iteritems():
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setattr(self, k, v)
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def iteritems(self):
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"""Make the model object behave like a dict.
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Includes attributes from joins."""
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local = dict(self)
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joined = dict([(k, v) for k, v in self.__dict__.iteritems()
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if not k[0] == '_'])
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local.update(joined)
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return local.iteritems()
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class Port(BASE, QuantumBase):
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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), nullable=True)
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# Port state - Hardcoding string value at the moment
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state = Column(String(8))
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def __init__(self, network_id):
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self.uuid = str(uuid.uuid4())
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self.network_id = network_id
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self.interface_id = None
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self.state = "DOWN"
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def __repr__(self):
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return "<Port(%s,%s,%s,%s)>" % (self.uuid, self.network_id,
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self.state, self.interface_id)
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class Network(BASE, QuantumBase):
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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 = str(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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