# vim: tabstop=4 shiftwidth=4 softtabstop=4 # Copyright 2011 Rackspace # 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. import mox from nova import context from nova import db from nova import exception from nova import log as logging from nova import rpc from nova import test from nova.network import manager as network_manager from nova.tests import fake_network LOG = logging.getLogger('nova.tests.network') HOST = "testhost" class FakeModel(dict): """Represent a model from the db""" def __init__(self, *args, **kwargs): self.update(kwargs) def __getattr__(self, name): return self[name] networks = [{'id': 0, 'uuid': "aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa", 'label': 'test0', 'injected': False, 'multi_host': False, 'cidr': '192.168.0.0/24', 'cidr_v6': '2001:db8::/64', 'gateway_v6': '2001:db8::1', 'netmask_v6': '64', 'netmask': '255.255.255.0', 'bridge': 'fa0', 'bridge_interface': 'fake_fa0', 'gateway': '192.168.0.1', 'broadcast': '192.168.0.255', 'dns1': '192.168.0.1', 'dns2': '192.168.0.2', 'vlan': None, 'host': HOST, 'project_id': 'fake_project', 'vpn_public_address': '192.168.0.2'}, {'id': 1, 'uuid': "bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb", 'label': 'test1', 'injected': False, 'multi_host': False, 'cidr': '192.168.1.0/24', 'cidr_v6': '2001:db9::/64', 'gateway_v6': '2001:db9::1', 'netmask_v6': '64', 'netmask': '255.255.255.0', 'bridge': 'fa1', 'bridge_interface': 'fake_fa1', 'gateway': '192.168.1.1', 'broadcast': '192.168.1.255', 'dns1': '192.168.0.1', 'dns2': '192.168.0.2', 'vlan': None, 'host': HOST, 'project_id': 'fake_project', 'vpn_public_address': '192.168.1.2'}] fixed_ips = [{'id': 0, 'network_id': 0, 'address': '192.168.0.100', 'instance_id': 0, 'allocated': False, 'virtual_interface_id': 0, 'floating_ips': []}, {'id': 0, 'network_id': 1, 'address': '192.168.1.100', 'instance_id': 0, 'allocated': False, 'virtual_interface_id': 0, 'floating_ips': []}] flavor = {'id': 0, 'rxtx_cap': 3} floating_ip_fields = {'id': 0, 'address': '192.168.10.100', 'fixed_ip_id': 0, 'project_id': None, 'auto_assigned': False} vifs = [{'id': 0, 'address': 'DE:AD:BE:EF:00:00', 'uuid': '00000000-0000-0000-0000-0000000000000000', 'network_id': 0, 'network': FakeModel(**networks[0]), 'instance_id': 0}, {'id': 1, 'address': 'DE:AD:BE:EF:00:01', 'uuid': '00000000-0000-0000-0000-0000000000000001', 'network_id': 1, 'network': FakeModel(**networks[1]), 'instance_id': 0}, {'id': 2, 'address': 'DE:AD:BE:EF:00:02', 'uuid': '00000000-0000-0000-0000-0000000000000002', 'network_id': 2, 'network': None, 'instance_id': 0}] class FlatNetworkTestCase(test.TestCase): def setUp(self): super(FlatNetworkTestCase, self).setUp() self.network = network_manager.FlatManager(host=HOST) self.network.db = db self.context = context.RequestContext('testuser', 'testproject', is_admin=False) def test_get_instance_nw_info(self): fake_get_instance_nw_info = fake_network.fake_get_instance_nw_info nw_info = fake_get_instance_nw_info(self.stubs, 0, 2) self.assertFalse(nw_info) for i, (nw, info) in enumerate(nw_info): check = {'bridge': 'fake_br%d' % i, 'cidr': '192.168.%s.0/24' % i, 'cidr_v6': '2001:db8:0:%x::/64' % i, 'id': i, 'multi_host': False, 'injected': False, 'bridge_interface': 'fake_eth%d' % i, 'vlan': None} self.assertDictMatch(nw, check) check = {'broadcast': '192.168.%d.255' % i, 'dhcp_server': '192.168.%d.1' % i, 'dns': ['192.168.%d.3' % n, '192.168.%d.4' % n], 'gateway': '192.168.%d.1' % i, 'gateway6': '2001:db8:0:%x::1' % i, 'ip6s': 'DONTCARE', 'ips': 'DONTCARE', 'label': 'test%d' % i, 'mac': 'DE:AD:BE:EF:00:%02x' % i, 'rxtx_cap': "%d" % i * 3, 'vif_uuid': '00000000-0000-0000-0000-00000000000000%02d' % i, 'rxtx_cap': 3, 'should_create_vlan': False, 'should_create_bridge': False} self.assertDictMatch(info, check) check = [{'enabled': 'DONTCARE', 'ip': '2001:db8::dcad:beff:feef:%s' % i, 'netmask': '64'}] self.assertDictListMatch(info['ip6s'], check) num_fixed_ips = len(info['ips']) check = [{'enabled': 'DONTCARE', 'ip': '192.168.%d.1%02d' % (i, ip_num), 'netmask': '255.255.255.0'} for ip_num in xrange(num_fixed_ips)] self.assertDictListMatch(info['ips'], check) def test_validate_networks(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') self.mox.StubOutWithMock(db, "fixed_ip_get_by_address") requested_networks = [("bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb", "192.168.1.100")] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) fixed_ips[1]['network'] = FakeModel(**networks[1]) fixed_ips[1]['instance'] = None db.fixed_ip_get_by_address(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(fixed_ips[1]) self.mox.ReplayAll() self.network.validate_networks(self.context, requested_networks) def test_validate_reserved(self): context_admin = context.RequestContext('testuser', 'testproject', is_admin=True) nets = self.network.create_networks(context_admin, 'fake', '192.168.0.0/24', False, 1, 256, None, None, None, None, None) self.assertEqual(1, len(nets)) network = nets[0] self.assertEqual(3, db.network_count_reserved_ips(context_admin, network['id'])) def test_validate_networks_none_requested_networks(self): self.network.validate_networks(self.context, None) def test_validate_networks_empty_requested_networks(self): requested_networks = [] self.mox.ReplayAll() self.network.validate_networks(self.context, requested_networks) def test_validate_networks_invalid_fixed_ip(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') requested_networks = [(1, "192.168.0.100.1")] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) self.mox.ReplayAll() self.assertRaises(exception.FixedIpInvalid, self.network.validate_networks, None, requested_networks) def test_validate_networks_empty_fixed_ip(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') requested_networks = [(1, "")] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) self.mox.ReplayAll() self.assertRaises(exception.FixedIpInvalid, self.network.validate_networks, None, requested_networks) def test_validate_networks_none_fixed_ip(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') requested_networks = [(1, None)] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) self.mox.ReplayAll() self.network.validate_networks(None, requested_networks) def test_add_fixed_ip_instance_without_vpn_requested_networks(self): self.mox.StubOutWithMock(db, 'network_get') self.mox.StubOutWithMock(db, 'network_update') self.mox.StubOutWithMock(db, 'fixed_ip_associate_pool') self.mox.StubOutWithMock(db, 'instance_get') self.mox.StubOutWithMock(db, 'virtual_interface_get_by_instance_and_network') self.mox.StubOutWithMock(db, 'fixed_ip_update') db.fixed_ip_update(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()) db.virtual_interface_get_by_instance_and_network(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn({'id': 0}) db.instance_get(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn({'security_groups': [{'id': 0}]}) db.fixed_ip_associate_pool(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn('192.168.0.101') db.network_get(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks[0]) db.network_update(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()) self.mox.ReplayAll() self.network.add_fixed_ip_to_instance(self.context, 1, HOST, networks[0]['id']) class VlanNetworkTestCase(test.TestCase): def setUp(self): super(VlanNetworkTestCase, self).setUp() self.network = network_manager.VlanManager(host=HOST) self.network.db = db self.context = context.RequestContext('testuser', 'testproject', is_admin=False) def test_vpn_allocate_fixed_ip(self): self.mox.StubOutWithMock(db, 'fixed_ip_associate') self.mox.StubOutWithMock(db, 'fixed_ip_update') self.mox.StubOutWithMock(db, 'virtual_interface_get_by_instance_and_network') db.fixed_ip_associate(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg(), reserved=True).AndReturn('192.168.0.1') db.fixed_ip_update(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()) db.virtual_interface_get_by_instance_and_network(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn({'id': 0}) self.mox.ReplayAll() network = dict(networks[0]) network['vpn_private_address'] = '192.168.0.2' self.network.allocate_fixed_ip(None, 0, network, vpn=True) def test_vpn_allocate_fixed_ip_no_network_id(self): network = dict(networks[0]) network['vpn_private_address'] = '192.168.0.2' network['id'] = None context_admin = context.RequestContext('testuser', 'testproject', is_admin=True) self.assertRaises(exception.FixedIpNotFoundForNetwork, self.network.allocate_fixed_ip, context_admin, 0, network, vpn=True) def test_allocate_fixed_ip(self): self.mox.StubOutWithMock(db, 'fixed_ip_associate_pool') self.mox.StubOutWithMock(db, 'fixed_ip_update') self.mox.StubOutWithMock(db, 'virtual_interface_get_by_instance_and_network') self.mox.StubOutWithMock(db, 'instance_get') db.instance_get(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn({'security_groups': [{'id': 0}]}) db.fixed_ip_associate_pool(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn('192.168.0.1') db.fixed_ip_update(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()) db.virtual_interface_get_by_instance_and_network(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn({'id': 0}) self.mox.ReplayAll() network = dict(networks[0]) network['vpn_private_address'] = '192.168.0.2' self.network.allocate_fixed_ip(self.context, 0, network) def test_create_networks_too_big(self): self.assertRaises(ValueError, self.network.create_networks, None, num_networks=4094, vlan_start=1) def test_create_networks_too_many(self): self.assertRaises(ValueError, self.network.create_networks, None, num_networks=100, vlan_start=1, cidr='192.168.0.1/24', network_size=100) def test_validate_networks(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') self.mox.StubOutWithMock(db, "fixed_ip_get_by_address") requested_networks = [("bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb", "192.168.1.100")] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) fixed_ips[1]['network'] = FakeModel(**networks[1]) fixed_ips[1]['instance'] = None db.fixed_ip_get_by_address(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(fixed_ips[1]) self.mox.ReplayAll() self.network.validate_networks(self.context, requested_networks) def test_validate_networks_none_requested_networks(self): self.network.validate_networks(self.context, None) def test_validate_networks_empty_requested_networks(self): requested_networks = [] self.mox.ReplayAll() self.network.validate_networks(self.context, requested_networks) def test_validate_networks_invalid_fixed_ip(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') requested_networks = [(1, "192.168.0.100.1")] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) self.mox.ReplayAll() self.assertRaises(exception.FixedIpInvalid, self.network.validate_networks, self.context, requested_networks) def test_validate_networks_empty_fixed_ip(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') requested_networks = [(1, "")] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) self.mox.ReplayAll() self.assertRaises(exception.FixedIpInvalid, self.network.validate_networks, self.context, requested_networks) def test_validate_networks_none_fixed_ip(self): self.mox.StubOutWithMock(db, 'network_get_all_by_uuids') requested_networks = [(1, None)] db.network_get_all_by_uuids(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks) self.mox.ReplayAll() self.network.validate_networks(self.context, requested_networks) def test_floating_ip_owned_by_project(self): ctxt = context.RequestContext('testuser', 'testproject', is_admin=False) # raises because floating_ip project_id is None floating_ip = {'address': '10.0.0.1', 'project_id': None} self.assertRaises(exception.NotAuthorized, self.network._floating_ip_owned_by_project, ctxt, floating_ip) # raises because floating_ip project_id is not equal to ctxt project_id floating_ip = {'address': '10.0.0.1', 'project_id': ctxt.project_id + '1'} self.assertRaises(exception.NotAuthorized, self.network._floating_ip_owned_by_project, ctxt, floating_ip) # does not raise (floating ip is owned by ctxt project) floating_ip = {'address': '10.0.0.1', 'project_id': ctxt.project_id} self.network._floating_ip_owned_by_project(ctxt, floating_ip) def test_allocate_floating_ip(self): ctxt = context.RequestContext('testuser', 'testproject', is_admin=False) def fake1(*args, **kwargs): return {'address': '10.0.0.1'} def fake2(*args, **kwargs): return 25 def fake3(*args, **kwargs): return 0 self.stubs.Set(self.network.db, 'floating_ip_allocate_address', fake1) # this time should raise self.stubs.Set(self.network.db, 'floating_ip_count_by_project', fake2) self.assertRaises(exception.QuotaError, self.network.allocate_floating_ip, ctxt, ctxt.project_id) # this time should not self.stubs.Set(self.network.db, 'floating_ip_count_by_project', fake3) self.network.allocate_floating_ip(ctxt, ctxt.project_id) def test_deallocate_floating_ip(self): ctxt = context.RequestContext('testuser', 'testproject', is_admin=False) def fake1(*args, **kwargs): pass def fake2(*args, **kwargs): return {'address': '10.0.0.1', 'fixed_ip_id': 1} def fake3(*args, **kwargs): return {'address': '10.0.0.1', 'fixed_ip_id': None} self.stubs.Set(self.network.db, 'floating_ip_deallocate', fake1) self.stubs.Set(self.network, '_floating_ip_owned_by_project', fake1) # this time should raise because floating ip is associated to fixed_ip self.stubs.Set(self.network.db, 'floating_ip_get_by_address', fake2) self.assertRaises(exception.FloatingIpAssociated, self.network.deallocate_floating_ip, ctxt, mox.IgnoreArg()) # this time should not raise self.stubs.Set(self.network.db, 'floating_ip_get_by_address', fake3) self.network.deallocate_floating_ip(ctxt, ctxt.project_id) def test_associate_floating_ip(self): ctxt = context.RequestContext('testuser', 'testproject', is_admin=False) def fake1(*args, **kwargs): pass # floating ip that's already associated def fake2(*args, **kwargs): return {'address': '10.0.0.1', 'fixed_ip_id': 1} # floating ip that isn't associated def fake3(*args, **kwargs): return {'address': '10.0.0.1', 'fixed_ip_id': None} # fixed ip with remote host def fake4(*args, **kwargs): return {'address': '10.0.0.1', 'network': {'multi_host': False, 'host': 'jibberjabber'}} # fixed ip with local host def fake5(*args, **kwargs): return {'address': '10.0.0.1', 'network': {'multi_host': False, 'host': 'testhost'}} def fake6(*args, **kwargs): self.local = False def fake7(*args, **kwargs): self.local = True self.stubs.Set(self.network, '_floating_ip_owned_by_project', fake1) # raises because floating_ip is already associated to a fixed_ip self.stubs.Set(self.network.db, 'floating_ip_get_by_address', fake2) self.assertRaises(exception.FloatingIpAssociated, self.network.associate_floating_ip, ctxt, mox.IgnoreArg(), mox.IgnoreArg()) self.stubs.Set(self.network.db, 'floating_ip_get_by_address', fake3) # does not raise and makes call remotely self.local = True self.stubs.Set(self.network.db, 'fixed_ip_get_by_address', fake4) self.stubs.Set(rpc, 'cast', fake6) self.network.associate_floating_ip(ctxt, mox.IgnoreArg(), mox.IgnoreArg()) self.assertFalse(self.local) # does not raise and makes call locally self.local = False self.stubs.Set(self.network.db, 'fixed_ip_get_by_address', fake5) self.stubs.Set(self.network, '_associate_floating_ip', fake7) self.network.associate_floating_ip(ctxt, mox.IgnoreArg(), mox.IgnoreArg()) self.assertTrue(self.local) def test_disassociate_floating_ip(self): ctxt = context.RequestContext('testuser', 'testproject', is_admin=False) def fake1(*args, **kwargs): pass # floating ip that isn't associated def fake2(*args, **kwargs): return {'address': '10.0.0.1', 'fixed_ip_id': None} # floating ip that is associated def fake3(*args, **kwargs): return {'address': '10.0.0.1', 'fixed_ip_id': 1} # fixed ip with remote host def fake4(*args, **kwargs): return {'address': '10.0.0.1', 'network': {'multi_host': False, 'host': 'jibberjabber'}} # fixed ip with local host def fake5(*args, **kwargs): return {'address': '10.0.0.1', 'network': {'multi_host': False, 'host': 'testhost'}} def fake6(*args, **kwargs): self.local = False def fake7(*args, **kwargs): self.local = True self.stubs.Set(self.network, '_floating_ip_owned_by_project', fake1) # raises because floating_ip is not associated to a fixed_ip self.stubs.Set(self.network.db, 'floating_ip_get_by_address', fake2) self.assertRaises(exception.FloatingIpNotAssociated, self.network.disassociate_floating_ip, ctxt, mox.IgnoreArg()) self.stubs.Set(self.network.db, 'floating_ip_get_by_address', fake3) # does not raise and makes call remotely self.local = True self.stubs.Set(self.network.db, 'fixed_ip_get', fake4) self.stubs.Set(rpc, 'cast', fake6) self.network.disassociate_floating_ip(ctxt, mox.IgnoreArg()) self.assertFalse(self.local) # does not raise and makes call locally self.local = False self.stubs.Set(self.network.db, 'fixed_ip_get', fake5) self.stubs.Set(self.network, '_disassociate_floating_ip', fake7) self.network.disassociate_floating_ip(ctxt, mox.IgnoreArg()) self.assertTrue(self.local) def test_add_fixed_ip_instance_without_vpn_requested_networks(self): self.mox.StubOutWithMock(db, 'network_get') self.mox.StubOutWithMock(db, 'fixed_ip_associate_pool') self.mox.StubOutWithMock(db, 'instance_get') self.mox.StubOutWithMock(db, 'virtual_interface_get_by_instance_and_network') self.mox.StubOutWithMock(db, 'fixed_ip_update') db.fixed_ip_update(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()) db.virtual_interface_get_by_instance_and_network(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn({'id': 0}) db.instance_get(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn({'security_groups': [{'id': 0}]}) db.fixed_ip_associate_pool(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg()).AndReturn('192.168.0.101') db.network_get(mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(networks[0]) self.mox.ReplayAll() self.network.add_fixed_ip_to_instance(self.context, 1, HOST, networks[0]['id']) def test_ip_association_and_allocation_of_other_project(self): """Makes sure that we cannot deallocaate or disassociate a public ip of other project""" context1 = context.RequestContext('user', 'project1') context2 = context.RequestContext('user', 'project2') address = '1.2.3.4' float_addr = db.floating_ip_create(context1.elevated(), {'address': address, 'project_id': context1.project_id}) instance = db.instance_create(context1, {'project_id': 'project1'}) fix_addr = db.fixed_ip_associate_pool(context1.elevated(), 1, instance['id']) # Associate the IP with non-admin user context self.assertRaises(exception.NotAuthorized, self.network.associate_floating_ip, context2, float_addr, fix_addr) # Deallocate address from other project self.assertRaises(exception.NotAuthorized, self.network.deallocate_floating_ip, context2, float_addr) # Now Associates the address to the actual project self.network.associate_floating_ip(context1, float_addr, fix_addr) # Now try dis-associating from other project self.assertRaises(exception.NotAuthorized, self.network.disassociate_floating_ip, context2, float_addr) # Clean up the ip addresses self.network.deallocate_floating_ip(context1, float_addr) self.network.deallocate_fixed_ip(context1, fix_addr) db.floating_ip_destroy(context1.elevated(), float_addr) db.fixed_ip_disassociate(context1.elevated(), fix_addr) class CommonNetworkTestCase(test.TestCase): def fake_create_fixed_ips(self, context, network_id): return None def test_remove_fixed_ip_from_instance(self): manager = fake_network.FakeNetworkManager() manager.remove_fixed_ip_from_instance(None, 99, '10.0.0.1') self.assertEquals(manager.deallocate_called, '10.0.0.1') def test_remove_fixed_ip_from_instance_bad_input(self): manager = fake_network.FakeNetworkManager() self.assertRaises(exception.FixedIpNotFoundForSpecificInstance, manager.remove_fixed_ip_from_instance, None, 99, 'bad input') def test_validate_cidrs(self): manager = fake_network.FakeNetworkManager() nets = manager.create_networks(None, 'fake', '192.168.0.0/24', False, 1, 256, None, None, None, None, None) self.assertEqual(1, len(nets)) cidrs = [str(net['cidr']) for net in nets] self.assertTrue('192.168.0.0/24' in cidrs) def test_validate_cidrs_split_exact_in_half(self): manager = fake_network.FakeNetworkManager() nets = manager.create_networks(None, 'fake', '192.168.0.0/24', False, 2, 128, None, None, None, None, None) self.assertEqual(2, len(nets)) cidrs = [str(net['cidr']) for net in nets] self.assertTrue('192.168.0.0/25' in cidrs) self.assertTrue('192.168.0.128/25' in cidrs) def test_validate_cidrs_split_cidr_in_use_middle_of_range(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() manager.db.network_get_all(ctxt).AndReturn([{'id': 1, 'cidr': '192.168.2.0/24'}]) self.mox.ReplayAll() nets = manager.create_networks(None, 'fake', '192.168.0.0/16', False, 4, 256, None, None, None, None, None) self.assertEqual(4, len(nets)) cidrs = [str(net['cidr']) for net in nets] exp_cidrs = ['192.168.0.0/24', '192.168.1.0/24', '192.168.3.0/24', '192.168.4.0/24'] for exp_cidr in exp_cidrs: self.assertTrue(exp_cidr in cidrs) self.assertFalse('192.168.2.0/24' in cidrs) def test_validate_cidrs_smaller_subnet_in_use(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() manager.db.network_get_all(ctxt).AndReturn([{'id': 1, 'cidr': '192.168.2.9/25'}]) self.mox.ReplayAll() # ValueError: requested cidr (192.168.2.0/24) conflicts with # existing smaller cidr args = (None, 'fake', '192.168.2.0/24', False, 1, 256, None, None, None, None, None) self.assertRaises(ValueError, manager.create_networks, *args) def test_validate_cidrs_split_smaller_cidr_in_use(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() manager.db.network_get_all(ctxt).AndReturn([{'id': 1, 'cidr': '192.168.2.0/25'}]) self.mox.ReplayAll() nets = manager.create_networks(None, 'fake', '192.168.0.0/16', False, 4, 256, None, None, None, None, None) self.assertEqual(4, len(nets)) cidrs = [str(net['cidr']) for net in nets] exp_cidrs = ['192.168.0.0/24', '192.168.1.0/24', '192.168.3.0/24', '192.168.4.0/24'] for exp_cidr in exp_cidrs: self.assertTrue(exp_cidr in cidrs) self.assertFalse('192.168.2.0/24' in cidrs) def test_validate_cidrs_split_smaller_cidr_in_use2(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() manager.db.network_get_all(ctxt).AndReturn([{'id': 1, 'cidr': '192.168.2.9/29'}]) self.mox.ReplayAll() nets = manager.create_networks(None, 'fake', '192.168.2.0/24', False, 3, 32, None, None, None, None, None) self.assertEqual(3, len(nets)) cidrs = [str(net['cidr']) for net in nets] exp_cidrs = ['192.168.2.32/27', '192.168.2.64/27', '192.168.2.96/27'] for exp_cidr in exp_cidrs: self.assertTrue(exp_cidr in cidrs) self.assertFalse('192.168.2.0/27' in cidrs) def test_validate_cidrs_split_all_in_use(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() in_use = [{'id': 1, 'cidr': '192.168.2.9/29'}, {'id': 2, 'cidr': '192.168.2.64/26'}, {'id': 3, 'cidr': '192.168.2.128/26'}] manager.db.network_get_all(ctxt).AndReturn(in_use) self.mox.ReplayAll() args = (None, 'fake', '192.168.2.0/24', False, 3, 64, None, None, None, None, None) # ValueError: Not enough subnets avail to satisfy requested num_ # networks - some subnets in requested range already # in use self.assertRaises(ValueError, manager.create_networks, *args) def test_validate_cidrs_one_in_use(self): manager = fake_network.FakeNetworkManager() args = (None, 'fake', '192.168.0.0/24', False, 2, 256, None, None, None, None, None) # ValueError: network_size * num_networks exceeds cidr size self.assertRaises(ValueError, manager.create_networks, *args) def test_validate_cidrs_already_used(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() manager.db.network_get_all(ctxt).AndReturn([{'id': 1, 'cidr': '192.168.0.0/24'}]) self.mox.ReplayAll() # ValueError: cidr already in use args = (None, 'fake', '192.168.0.0/24', False, 1, 256, None, None, None, None, None) self.assertRaises(ValueError, manager.create_networks, *args) def test_validate_cidrs_too_many(self): manager = fake_network.FakeNetworkManager() args = (None, 'fake', '192.168.0.0/24', False, 200, 256, None, None, None, None, None) # ValueError: Not enough subnets avail to satisfy requested # num_networks self.assertRaises(ValueError, manager.create_networks, *args) def test_validate_cidrs_split_partial(self): manager = fake_network.FakeNetworkManager() nets = manager.create_networks(None, 'fake', '192.168.0.0/16', False, 2, 256, None, None, None, None, None) returned_cidrs = [str(net['cidr']) for net in nets] self.assertTrue('192.168.0.0/24' in returned_cidrs) self.assertTrue('192.168.1.0/24' in returned_cidrs) def test_validate_cidrs_conflict_existing_supernet(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() fakecidr = [{'id': 1, 'cidr': '192.168.0.0/8'}] manager.db.network_get_all(ctxt).AndReturn(fakecidr) self.mox.ReplayAll() args = (None, 'fake', '192.168.0.0/24', False, 1, 256, None, None, None, None, None) # ValueError: requested cidr (192.168.0.0/24) conflicts # with existing supernet self.assertRaises(ValueError, manager.create_networks, *args) def test_create_networks(self): cidr = '192.168.0.0/24' manager = fake_network.FakeNetworkManager() self.stubs.Set(manager, '_create_fixed_ips', self.fake_create_fixed_ips) args = [None, 'foo', cidr, None, 1, 256, 'fd00::/48', None, None, None, None, None] self.assertTrue(manager.create_networks(*args)) def test_create_networks_cidr_already_used(self): manager = fake_network.FakeNetworkManager() self.mox.StubOutWithMock(manager.db, 'network_get_all') ctxt = mox.IgnoreArg() fakecidr = [{'id': 1, 'cidr': '192.168.0.0/24'}] manager.db.network_get_all(ctxt).AndReturn(fakecidr) self.mox.ReplayAll() args = [None, 'foo', '192.168.0.0/24', None, 1, 256, 'fd00::/48', None, None, None, None, None] self.assertRaises(ValueError, manager.create_networks, *args) def test_create_networks_many(self): cidr = '192.168.0.0/16' manager = fake_network.FakeNetworkManager() self.stubs.Set(manager, '_create_fixed_ips', self.fake_create_fixed_ips) args = [None, 'foo', cidr, None, 10, 256, 'fd00::/48', None, None, None, None, None] self.assertTrue(manager.create_networks(*args)) def test_get_instance_uuids_by_ip_regex(self): manager = fake_network.FakeNetworkManager() _vifs = manager.db.virtual_interface_get_all(None) # Greedy get eveything res = manager.get_instance_uuids_by_ip_filter(None, {'ip': '.*'}) self.assertEqual(len(res), len(_vifs)) # Doesn't exist res = manager.get_instance_uuids_by_ip_filter(None, {'ip': '10.0.0.1'}) self.assertFalse(res) # Get instance 1 res = manager.get_instance_uuids_by_ip_filter(None, {'ip': '172.16.0.2'}) self.assertTrue(res) self.assertEqual(len(res), 1) self.assertEqual(res[0]['instance_id'], _vifs[1]['instance_id']) # Get instance 2 res = manager.get_instance_uuids_by_ip_filter(None, {'ip': '173.16.0.2'}) self.assertTrue(res) self.assertEqual(len(res), 1) self.assertEqual(res[0]['instance_id'], _vifs[2]['instance_id']) # Get instance 0 and 1 res = manager.get_instance_uuids_by_ip_filter(None, {'ip': '172.16.0.*'}) self.assertTrue(res) self.assertEqual(len(res), 2) self.assertEqual(res[0]['instance_id'], _vifs[0]['instance_id']) self.assertEqual(res[1]['instance_id'], _vifs[1]['instance_id']) # Get instance 1 and 2 res = manager.get_instance_uuids_by_ip_filter(None, {'ip': '17..16.0.2'}) self.assertTrue(res) self.assertEqual(len(res), 2) self.assertEqual(res[0]['instance_id'], _vifs[1]['instance_id']) self.assertEqual(res[1]['instance_id'], _vifs[2]['instance_id']) def test_get_instance_uuids_by_ipv6_regex(self): manager = fake_network.FakeNetworkManager() _vifs = manager.db.virtual_interface_get_all(None) # Greedy get eveything res = manager.get_instance_uuids_by_ip_filter(None, {'ip6': '.*'}) self.assertEqual(len(res), len(_vifs)) # Doesn't exist res = manager.get_instance_uuids_by_ip_filter(None, {'ip6': '.*1034.*'}) self.assertFalse(res) # Get instance 1 res = manager.get_instance_uuids_by_ip_filter(None, {'ip6': '2001:.*:2'}) self.assertTrue(res) self.assertEqual(len(res), 1) self.assertEqual(res[0]['instance_id'], _vifs[1]['instance_id']) # Get instance 2 ip6 = '2002:db8::dcad:beff:feef:2' res = manager.get_instance_uuids_by_ip_filter(None, {'ip6': ip6}) self.assertTrue(res) self.assertEqual(len(res), 1) self.assertEqual(res[0]['instance_id'], _vifs[2]['instance_id']) # Get instance 0 and 1 res = manager.get_instance_uuids_by_ip_filter(None, {'ip6': '2001:.*'}) self.assertTrue(res) self.assertEqual(len(res), 2) self.assertEqual(res[0]['instance_id'], _vifs[0]['instance_id']) self.assertEqual(res[1]['instance_id'], _vifs[1]['instance_id']) # Get instance 1 and 2 ip6 = '200.:db8::dcad:beff:feef:2' res = manager.get_instance_uuids_by_ip_filter(None, {'ip6': ip6}) self.assertTrue(res) self.assertEqual(len(res), 2) self.assertEqual(res[0]['instance_id'], _vifs[1]['instance_id']) self.assertEqual(res[1]['instance_id'], _vifs[2]['instance_id']) def test_get_instance_uuids_by_ip(self): manager = fake_network.FakeNetworkManager() _vifs = manager.db.virtual_interface_get_all(None) # No regex for you! res = manager.get_instance_uuids_by_ip_filter(None, {'fixed_ip': '.*'}) self.assertFalse(res) # Doesn't exist ip = '10.0.0.1' res = manager.get_instance_uuids_by_ip_filter(None, {'fixed_ip': ip}) self.assertFalse(res) # Get instance 1 ip = '172.16.0.2' res = manager.get_instance_uuids_by_ip_filter(None, {'fixed_ip': ip}) self.assertTrue(res) self.assertEqual(len(res), 1) self.assertEqual(res[0]['instance_id'], _vifs[1]['instance_id']) # Get instance 2 ip = '173.16.0.2' res = manager.get_instance_uuids_by_ip_filter(None, {'fixed_ip': ip}) self.assertTrue(res) self.assertEqual(len(res), 1) self.assertEqual(res[0]['instance_id'], _vifs[2]['instance_id']) class TestRPCFixedManager(network_manager.RPCAllocateFixedIP, network_manager.NetworkManager): """Dummy manager that implements RPCAllocateFixedIP""" class RPCAllocateTestCase(test.TestCase): """Tests nova.network.manager.RPCAllocateFixedIP""" def setUp(self): super(RPCAllocateTestCase, self).setUp() self.rpc_fixed = TestRPCFixedManager() self.context = context.RequestContext('fake', 'fake') def test_rpc_allocate(self): """Test to verify bug 855030 doesn't resurface. Mekes sure _rpc_allocate_fixed_ip returns a value so the call returns properly and the greenpool completes.""" address = '10.10.10.10' def fake_allocate(*args, **kwargs): return address def fake_network_get(*args, **kwargs): return {} self.stubs.Set(self.rpc_fixed, 'allocate_fixed_ip', fake_allocate) self.stubs.Set(self.rpc_fixed.db, 'network_get', fake_network_get) rval = self.rpc_fixed._rpc_allocate_fixed_ip(self.context, 'fake_instance', 'fake_network') self.assertEqual(rval, address) class TestFloatingIPManager(network_manager.FloatingIP, network_manager.NetworkManager): """Dummy manager that implements FloatingIP""" class FloatingIPTestCase(test.TestCase): """Tests nova.network.manager.FloatingIP""" def setUp(self): super(FloatingIPTestCase, self).setUp() self.network = TestFloatingIPManager() self.network.db = db self.project_id = 'testproject' self.context = context.RequestContext('testuser', self.project_id, is_admin=False) def test_double_deallocation(self): instance_ref = db.api.instance_create(self.context, {"project_id": self.project_id}) # Run it twice to make it fault if it does not handle # instances without fixed networks # If this fails in either, it does not handle having no addresses self.network.deallocate_for_instance(self.context, instance_id=instance_ref['id']) self.network.deallocate_for_instance(self.context, instance_id=instance_ref['id'])