vmware-nsx/quantum/plugins/cisco/db/nexus_db.py
Juliano Martinez e5b9078f4c Bug #1013967 - Quantum is breaking on tests with pep 1.3
Fixing files

93/93 files fixed

Change-Id: Ia30f2e2253806fa5f447d44208d13d2c0beba9cd
2012-06-16 15:38:10 -03:00

90 lines
2.8 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011, Cisco Systems, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
# @author: Rohit Agarwalla, Cisco Systems, Inc.
import logging as LOG
from sqlalchemy.orm import exc
import quantum.plugins.cisco.db.api as db
from quantum.plugins.cisco.common import cisco_exceptions as c_exc
from quantum.plugins.cisco.db import nexus_models
def get_all_nexusport_bindings():
"""Lists all the nexusport bindings"""
LOG.debug("get_all_nexusport_bindings() called")
session = db.get_session()
try:
bindings = session.query(nexus_models.NexusPortBinding).all()
return bindings
except exc.NoResultFound:
return []
def get_nexusport_binding(vlan_id):
"""Lists a nexusport binding"""
LOG.debug("get_nexusport_binding() called")
session = db.get_session()
try:
binding = (session.query(nexus_models.NexusPortBinding).
filter_by(vlan_id=vlan_id).all())
return binding
except exc.NoResultFound:
raise c_exc.NexusPortBindingNotFound(vlan_id=vlan_id)
def add_nexusport_binding(port_id, vlan_id):
"""Adds a nexusport binding"""
LOG.debug("add_nexusport_binding() called")
session = db.get_session()
binding = nexus_models.NexusPortBinding(port_id, vlan_id)
session.add(binding)
session.flush()
return binding
def remove_nexusport_binding(vlan_id):
"""Removes a nexusport binding"""
LOG.debug("remove_nexusport_binding() called")
session = db.get_session()
try:
binding = (session.query(nexus_models.NexusPortBinding).
filter_by(vlan_id=vlan_id).all())
for bind in binding:
session.delete(bind)
session.flush()
return binding
except exc.NoResultFound:
pass
def update_nexusport_binding(port_id, new_vlan_id):
"""Updates nexusport binding"""
LOG.debug("update_nexusport_binding called")
session = db.get_session()
try:
binding = (session.query(nexus_models.NexusPortBinding).
filter_by(port_id=port_id).one())
if new_vlan_id:
binding["vlan_id"] = new_vlan_id
session.merge(binding)
session.flush()
return binding
except exc.NoResultFound:
raise c_exc.NexusPortBindingNotFound()