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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 Nicira Networks, Inc
# All Rights Reserved.
#
# 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.
from nova import exception
from nova import ipv6
from nova import log as logging
from nova import utils
LOG = logging.getLogger("network.quantum.fake")
# this class can be used for unit functional/testing on nova,
# as it does not actually make remote calls to the Quantum service
class FakeQuantumClientConnection(object):
def __init__(self):
self.nets = {}
def get_networks_for_tenant(self, tenant_id):
net_ids = []
for net_id, n in self.nets.items():
if n['tenant-id'] == tenant_id:
net_ids.append(net_id)
return net_ids
def create_network(self, tenant_id, network_name):
uuid = str(utils.gen_uuid())
self.nets[uuid] = {'net-name': network_name,
'tenant-id': tenant_id,
'ports': {}}
return uuid
def delete_network(self, tenant_id, net_id):
if self.nets[net_id]['tenant-id'] == tenant_id:
del self.nets[net_id]
def network_exists(self, tenant_id, net_id):
try:
return self.nets[net_id]['tenant-id'] == tenant_id
except KeyError:
return False
def _confirm_not_attached(self, interface_id):
for n in self.nets.values():
for p in n['ports'].values():
if p['attachment-id'] == interface_id:
raise Exception(_("interface '%s' is already attached" %
interface_id))
def create_and_attach_port(self, tenant_id, net_id, interface_id):
if not self.network_exists(tenant_id, net_id):
raise Exception(_("network %s does not exist for tenant %s" %
(net_id, tenant_id)))
self._confirm_not_attached(interface_id)
uuid = str(utils.gen_uuid())
self.nets[net_id]['ports'][uuid] = \
{"port-state": "ACTIVE",
"attachment-id": interface_id}
def detach_and_delete_port(self, tenant_id, net_id, port_id):
if not self.network_exists(tenant_id, net_id):
raise Exception(_("network %s does not exist for tenant %s" %\
(net_id, tenant_id)))
del self.nets[net_id]['ports'][port_id]
def get_port_by_attachment(self, tenant_id, attachment_id):
for net_id, n in self.nets.items():
if n['tenant-id'] == tenant_id:
for port_id, p in n['ports'].items():
if p['attachment-id'] == attachment_id:
return (net_id, port_id)
return (None, None)
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