f6d3a4cbe1
Some of the Quantum plugins will require this information Change-Id: I957b5546b8c16d44d587bd73da975a1bb4a0b630
432 lines
16 KiB
Python
432 lines
16 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 Nicira, 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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import stubout
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from nova import context
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from nova import db
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from nova.db.sqlalchemy import models
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from nova.db.sqlalchemy.session import get_session
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from nova import exception
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from nova import ipv6
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from nova import log as logging
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from nova.network.quantum import manager as quantum_manager
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from nova.network.quantum import melange_connection
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from nova import test
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from nova import utils
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from nova.network import manager
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import mox
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LOG = logging.getLogger('nova.tests.quantum_network')
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# this class can be used for unit functional/testing on nova,
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# as it does not actually make remote calls to the Quantum service
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class FakeQuantumClientConnection(object):
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def __init__(self):
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self.nets = {}
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def get_networks_for_tenant(self, tenant_id):
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net_ids = []
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for net_id, n in self.nets.items():
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if n['tenant-id'] == tenant_id:
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net_ids.append(net_id)
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return {'networks': net_ids}
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def create_network(self, tenant_id, network_name, **kwargs):
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uuid = str(utils.gen_uuid())
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self.nets[uuid] = {'net-name': network_name,
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'tenant-id': tenant_id,
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'ports': {}}
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return uuid
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def delete_network(self, tenant_id, net_id):
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if self.nets[net_id]['tenant-id'] == tenant_id:
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del self.nets[net_id]
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def network_exists(self, tenant_id, net_id):
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try:
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return self.nets[net_id]['tenant-id'] == tenant_id
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except KeyError:
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return False
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def get_network_name(self, tenant_id, net_id):
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return self.nets[net_id]['net-name']
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def _confirm_not_attached(self, interface_id):
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for n in self.nets.values():
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for p in n['ports'].values():
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if p['attachment-id'] == interface_id:
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raise Exception(_("interface '%s' is already attached" %
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interface_id))
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def create_and_attach_port(self, tenant_id, net_id, interface_id,
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**kwargs):
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if not self.network_exists(tenant_id, net_id):
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raise Exception(
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_("network %(net_id)s does not exist for tenant %(tenant_id)"
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% locals()))
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self._confirm_not_attached(interface_id)
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uuid = str(utils.gen_uuid())
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self.nets[net_id]['ports'][uuid] = \
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{"port-state": "ACTIVE",
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"attachment-id": interface_id}
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def detach_and_delete_port(self, tenant_id, net_id, port_id):
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if not self.network_exists(tenant_id, net_id):
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raise exception.NotFound(
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_("network %(net_id)s does not exist "
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"for tenant %(tenant_id)s" % locals()))
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del self.nets[net_id]['ports'][port_id]
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def get_port_by_attachment(self, tenant_id, net_id, attachment_id):
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for nid, n in self.nets.items():
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if nid == net_id and n['tenant-id'] == tenant_id:
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for port_id, p in n['ports'].items():
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if p['attachment-id'] == attachment_id:
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return port_id
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return None
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def get_attached_ports(self, tenant_id, net_id):
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ports = []
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for nid, n in self.nets.items():
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if nid == net_id and n['tenant-id'] == tenant_id:
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for port_id, p in n['ports'].items():
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ports.append({'port-id': port_id,
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'attachment': p['attachment-id']})
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return ports
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def get_networks(self, tenant_id):
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nets = []
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for nid, n in self.nets.items():
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if n['tenant-id'] == tenant_id:
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x = {'id': nid}
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nets.append(x)
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return {'networks': nets}
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networks = [{'label': 'project1-net1',
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'injected': False,
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'multi_host': False,
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'cidr': '192.168.0.0/24',
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'cidr_v6': '2001:1db8::/64',
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'gateway_v6': '2001:1db8::1',
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'netmask_v6': '64',
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'netmask': '255.255.255.0',
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'bridge': None,
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'bridge_interface': None,
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'gateway': '192.168.0.1',
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'broadcast': '192.168.0.255',
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'dns1': '192.168.0.1',
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'dns2': '192.168.0.2',
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'vlan': None,
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'host': None,
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'vpn_public_address': None,
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'project_id': 'fake_project1',
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'priority': 1},
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{'label': 'project2-net1',
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'injected': False,
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'multi_host': False,
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'cidr': '192.168.1.0/24',
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'cidr_v6': '2001:1db9::/64',
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'gateway_v6': '2001:1db9::1',
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'netmask_v6': '64',
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'netmask': '255.255.255.0',
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'bridge': None,
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'bridge_interface': None,
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'gateway': '192.168.1.1',
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'broadcast': '192.168.1.255',
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'dns1': '192.168.0.1',
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'dns2': '192.168.0.2',
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'vlan': None,
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'host': None,
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'project_id': 'fake_project2',
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'priority': 1},
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{'label': "public",
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'injected': False,
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'multi_host': False,
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'cidr': '10.0.0.0/24',
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'cidr_v6': '2001:1dba::/64',
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'gateway_v6': '2001:1dba::1',
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'netmask_v6': '64',
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'netmask': '255.255.255.0',
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'bridge': None,
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'bridge_interface': None,
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'gateway': '10.0.0.1',
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'broadcast': '10.0.0.255',
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'dns1': '10.0.0.1',
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'dns2': '10.0.0.2',
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'vlan': None,
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'host': None,
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'project_id': None,
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'priority': 0},
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{'label': "project2-net2",
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'injected': False,
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'multi_host': False,
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'cidr': '9.0.0.0/24',
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'cidr_v6': '2001:1dbb::/64',
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'gateway_v6': '2001:1dbb::1',
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'netmask_v6': '64',
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'netmask': '255.255.255.0',
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'bridge': None,
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'bridge_interface': None,
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'gateway': '9.0.0.1',
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'broadcast': '9.0.0.255',
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'dns1': '9.0.0.1',
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'dns2': '9.0.0.2',
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'vlan': None,
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'host': None,
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'project_id': "fake_project2",
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'priority': 2}]
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# this is a base class to be used by all other Quantum Test classes
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class QuantumNovaTestCase(test.TestCase):
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def setUp(self):
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super(QuantumNovaTestCase, self).setUp()
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self.net_man = quantum_manager.QuantumManager(
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ipam_lib="nova.network.quantum.nova_ipam_lib",
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q_conn=FakeQuantumClientConnection())
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# Tests seem to create some networks by default, which
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# we don't want. So we delete them.
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ctx = context.RequestContext('user1', 'fake_project1').elevated()
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for n in db.network_get_all(ctx):
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db.network_delete_safe(ctx, n['id'])
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# Other unit tests (e.g., test_compute.py) have a nasty
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# habit of of creating fixed IPs and not cleaning up, which
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# can confuse these tests, so we remove all existing fixed
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# ips before starting.
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session = get_session()
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result = session.query(models.FixedIp).all()
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with session.begin():
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for fip_ref in result:
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session.delete(fip_ref)
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def _create_network(self, n):
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ctx = context.RequestContext('user1', n['project_id'])
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nwks = self.net_man.create_networks(
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ctx,
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label=n['label'], cidr=n['cidr'],
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multi_host=n['multi_host'],
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num_networks=1, network_size=256,
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cidr_v6=n['cidr_v6'],
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gateway=n['gateway'],
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gateway_v6=n['gateway_v6'], bridge=None,
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bridge_interface=None, dns1=n['dns1'],
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dns2=n['dns2'],
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project_id=n['project_id'],
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priority=n['priority'])
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n['uuid'] = nwks[0]['uuid']
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class QuantumNovaIPAMTestCase(QuantumNovaTestCase):
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def test_create_and_delete_nets(self):
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self._create_nets()
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self._delete_nets()
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def _create_nets(self):
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for n in networks:
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self._create_network(n)
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def _delete_nets(self):
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for n in networks:
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ctx = context.RequestContext('user1', n['project_id'])
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db_nets = db.network_get_all(ctx.elevated())
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for x in db_nets:
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if x['label'] == n['label']:
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n['uuid'] = x['uuid']
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self.net_man.delete_network(ctx, None, n['uuid'])
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def test_allocate_and_deallocate_instance_static(self):
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self._create_nets()
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project_id = "fake_project1"
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ctx = context.RequestContext('user1', project_id)
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instance_ref = db.instance_create(ctx,
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{"project_id": project_id})
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def func(arg1, arg2):
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pass
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def func2(arg1, arg2, arg3):
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pass
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def func1(arg1):
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pass
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self.net_man.driver.update_dhcp_hostfile_with_text = func
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self.net_man.driver.restart_dhcp = func2
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self.net_man.driver.kill_dhcp = func1
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nw_info = self.net_man.allocate_for_instance(ctx,
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instance_id=instance_ref['id'], host="",
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instance_type_id=instance_ref['instance_type_id'],
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project_id=project_id)
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self.assertEquals(len(nw_info), 2)
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# we don't know which order the NICs will be in until we
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# introduce the notion of priority
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# v4 cidr
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self.assertTrue(nw_info[0][0]['cidr'].startswith("10."))
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self.assertTrue(nw_info[1][0]['cidr'].startswith("192."))
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# v4 address
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self.assertTrue(nw_info[0][1]['ips'][0]['ip'].startswith("10."))
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self.assertTrue(nw_info[1][1]['ips'][0]['ip'].startswith("192."))
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# v6 cidr
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self.assertTrue(nw_info[0][0]['cidr_v6'].startswith("2001:1dba:"))
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self.assertTrue(nw_info[1][0]['cidr_v6'].startswith("2001:1db8:"))
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# v6 address
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self.assertTrue(
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nw_info[0][1]['ip6s'][0]['ip'].startswith("2001:1dba:"))
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self.assertTrue(
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nw_info[1][1]['ip6s'][0]['ip'].startswith("2001:1db8:"))
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self.net_man.deallocate_for_instance(ctx,
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instance_id=instance_ref['id'],
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project_id=project_id)
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self._delete_nets()
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def test_allocate_and_deallocate_instance_dynamic(self):
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self._create_nets()
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project_id = "fake_project2"
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ctx = context.RequestContext('user1', project_id)
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net_ids = self.net_man.q_conn.get_networks_for_tenant(project_id)
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requested_networks = [(net_id, None) for net_id in
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net_ids['networks']]
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self.net_man.validate_networks(ctx, requested_networks)
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instance_ref = db.instance_create(ctx,
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{"project_id": project_id})
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def func(arg1, arg2):
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pass
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def func1(arg1):
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pass
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def func2(arg1, arg2, arg3):
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pass
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self.net_man.driver.update_dhcp_hostfile_with_text = func
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self.net_man.driver.restart_dhcp = func2
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self.net_man.driver.kill_dhcp = func1
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nw_info = self.net_man.allocate_for_instance(ctx,
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instance_id=instance_ref['id'], host="",
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instance_type_id=instance_ref['instance_type_id'],
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project_id=project_id,
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requested_networks=requested_networks)
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self.assertEquals(len(nw_info), 2)
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# we don't know which order the NICs will be in until we
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# introduce the notion of priority
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# v4 cidr
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self.assertTrue(nw_info[0][0]['cidr'].startswith("9.") or
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nw_info[1][0]['cidr'].startswith("9."))
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self.assertTrue(nw_info[0][0]['cidr'].startswith("192.") or
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nw_info[1][0]['cidr'].startswith("192."))
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# v4 address
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self.assertTrue(nw_info[0][1]['ips'][0]['ip'].startswith("9.") or
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nw_info[1][1]['ips'][0]['ip'].startswith("9."))
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self.assertTrue(nw_info[0][1]['ips'][0]['ip'].startswith("192.") or
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nw_info[1][1]['ips'][0]['ip'].startswith("192."))
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# v6 cidr
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self.assertTrue(nw_info[0][0]['cidr_v6'].startswith("2001:1dbb:") or
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nw_info[1][0]['cidr_v6'].startswith("2001:1dbb:"))
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self.assertTrue(nw_info[0][0]['cidr_v6'].startswith("2001:1db9:") or
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nw_info[1][0]['cidr_v6'].startswith("2001:1db9:"))
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# v6 address
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self.assertTrue(
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nw_info[0][1]['ip6s'][0]['ip'].startswith("2001:1dbb:") or
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nw_info[1][1]['ip6s'][0]['ip'].startswith("2001:1dbb:"))
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self.assertTrue(
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nw_info[0][1]['ip6s'][0]['ip'].startswith("2001:1db9:") or
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nw_info[1][1]['ip6s'][0]['ip'].startswith("2001:1db9:"))
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self.net_man.deallocate_for_instance(ctx,
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instance_id=instance_ref['id'],
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project_id=project_id)
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self._delete_nets()
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def test_validate_bad_network(self):
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ctx = context.RequestContext('user1', 'fake_project1')
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self.assertRaises(exception.NetworkNotFound,
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self.net_man.validate_networks, ctx, [("", None)])
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class QuantumNovaMACGenerationTestCase(QuantumNovaTestCase):
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def test_local_mac_address_creation(self):
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self.flags(use_melange_mac_generation=False)
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fake_mac = "ab:cd:ef:ab:cd:ef"
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self.stubs.Set(manager.FlatManager, "generate_mac_address",
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lambda x: fake_mac)
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project_id = "fake_project1"
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ctx = context.RequestContext('user1', project_id)
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self._create_network(networks[0])
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net_ids = self.net_man.q_conn.get_networks_for_tenant(project_id)
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requested_networks = [(net_id, None) for net_id in net_ids['networks']]
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instance_ref = db.api.instance_create(ctx,
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{"project_id": project_id})
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nw_info = self.net_man.allocate_for_instance(ctx,
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instance_id=instance_ref['id'], host="",
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instance_type_id=instance_ref['instance_type_id'],
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project_id=project_id,
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requested_networks=requested_networks)
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self.assertEqual(nw_info[0][1]['mac'], fake_mac)
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def test_melange_mac_address_creation(self):
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self.flags(use_melange_mac_generation=True)
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fake_mac = "ab:cd:ef:ab:cd:ef"
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self.stubs.Set(melange_connection.MelangeConnection, "create_vif",
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lambda w, x, y, z: fake_mac)
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project_id = "fake_project1"
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ctx = context.RequestContext('user1', project_id)
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self._create_network(networks[0])
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net_ids = self.net_man.q_conn.get_networks_for_tenant(project_id)
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requested_networks = [(net_id, None) for net_id in net_ids['networks']]
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instance_ref = db.api.instance_create(ctx,
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{"project_id": project_id})
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nw_info = self.net_man.allocate_for_instance(ctx,
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instance_id=instance_ref['id'], host="",
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instance_type_id=instance_ref['instance_type_id'],
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project_id=project_id,
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requested_networks=requested_networks)
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self.assertEqual(nw_info[0][1]['mac'], fake_mac)
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