329 lines
13 KiB
Python
329 lines
13 KiB
Python
# Copyright (c) 2014 VMware, Inc. 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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#
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from __future__ import print_function
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from __future__ import division
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from __future__ import absolute_import
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import mock
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import novaclient
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from congress.datasources import nova_driver
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from congress import exception
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from congress.tests import base
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from congress.tests.datasources import fakes
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from congress.tests import helper
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class TestNovaDriver(base.TestCase):
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def setUp(self):
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super(TestNovaDriver, self).setUp()
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nova_client = mock.MagicMock()
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self.nova = fakes.NovaFakeClient()
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with mock.patch.object(novaclient.client.Client, '__init__',
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return_value=nova_client):
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self.driver = nova_driver.NovaDriver(
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name='nova',
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args=helper.datasource_openstack_args())
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def test_driver_called(self):
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self.assertIsNotNone(self.driver.nova_client)
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def test_servers(self):
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servers_raw = self.nova.servers.list(detailed=True)
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self.driver._translate_servers(servers_raw)
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server_tuples = self.driver.state[self.driver.SERVERS]
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self.assertEqual(3, len(server_tuples))
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# tuple = (s.id, s.name, s.hostId, s.status, s.tenant_id,
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# s.user_id, image, flavor)
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for t in server_tuples:
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id = t[0]
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name = t[1]
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host_id = t[2]
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status = t[3]
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tenant_id = t[4]
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user_id = t[5]
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image_id = t[6]
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flavor_id = t[7]
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zone = t[8]
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host_name = t[9]
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self.assertIn(id, [1234, 5678, 9012])
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# see congress.datasources.tests.unit.fakes for actual values
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if id == 1234:
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self.assertEqual("sample-server", name)
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self.assertEqual("e4d909c290d0fb1ca068ffaddf22cbd0", host_id)
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self.assertEqual("BUILD", status)
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self.assertEqual("33ea0494-2bdf-4382-a445-9068997430b9",
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user_id)
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self.assertEqual("50e14867-7c64-4ec9-be8d-ed2470ca1d24",
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tenant_id)
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self.assertEqual(2, image_id)
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self.assertEqual(1, flavor_id)
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self.assertEqual('default', zone)
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self.assertEqual('host1', host_name)
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elif id == 5678:
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self.assertEqual("sample-server2", name)
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self.assertEqual("9e107d9d372bb6826bd81d3542a419d6", host_id)
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self.assertEqual("ACTIVE", status)
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self.assertEqual("33ea0494-2bdf-4382-a445-9068997430b9",
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user_id)
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self.assertEqual("50e14867-7c64-4ec9-be8d-ed2470ca1d24",
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tenant_id)
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self.assertEqual(2, image_id)
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self.assertEqual(1, flavor_id)
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self.assertEqual('None', zone)
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self.assertEqual('None', host_name)
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elif id == 9012:
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self.assertEqual("sample-server3", name)
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self.assertEqual("9e107d9d372bb6826bd81d3542a419d6", host_id)
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self.assertEqual("ACTIVE", status)
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self.assertEqual("33ea0494-2bdf-4382-a445-9068997430b9",
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user_id)
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self.assertEqual("50e14867-7c64-4ec9-be8d-ed2470ca1d24",
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tenant_id)
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self.assertEqual(2, image_id)
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self.assertEqual(1, flavor_id)
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self.assertEqual('foo', zone)
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self.assertEqual('host2', host_name)
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def test_flavors(self):
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flavor_raw = self.nova.flavors.list(detailed=True)
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self.driver._translate_flavors(flavor_raw)
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flavor_tuples = self.driver.state[self.driver.FLAVORS]
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self.assertEqual(4, len(flavor_tuples))
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# "id", "name", "vcpus", "ram", "disk", "ephemeral",
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# "rxtx_factor")
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for f in flavor_tuples:
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id = f[0]
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name = f[1]
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vcpus = f[2]
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ram = f[3]
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disk = f[4]
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ephemeral = f[5]
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rxtx_factor = f[6]
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self.assertIn(id, [1, 2, 3, 4])
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# {'id': 1, 'name': '256 MB Server', 'ram': 256, 'disk': 10,
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# 'vcpus' : 1, 'OS-FLV-EXT-DATA:ephemeral': 10,
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# 'os-flavor-access:is_public': True, 'rxtx_factor' : 1.0,
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# 'links': {}},
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if id == 1:
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self.assertEqual('256 MB Server', name)
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self.assertEqual(256, ram)
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self.assertEqual(10, disk)
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self.assertEqual(1, vcpus)
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self.assertEqual(10, ephemeral)
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self.assertEqual(1.0, rxtx_factor)
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# {'id': 2, 'name': '512 MB Server', 'ram': 512, 'disk': 20,
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# 'vcpus' :2, 'OS-FLV-EXT-DATA:ephemeral': 20,
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# 'os-flavor-access:is_public': False, 'rxtx_factor' : 1.0,
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# 'links': {}},
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elif id == 2:
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self.assertEqual('512 MB Server', name)
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self.assertEqual(512, ram)
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self.assertEqual(20, disk)
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self.assertEqual(2, vcpus)
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self.assertEqual(20, ephemeral)
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self.assertEqual(1.0, rxtx_factor)
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# {'id': 3, 'name': '128 MB Server', 'ram': 128, 'disk': 0,
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# 'vcpus' : 4, 'OS-FLV-EXT-DATA:ephemeral': 0,
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# 'os-flavor-access:is_public': True, 'rxtx_factor' : 3.0,
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# 'links': {}}
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elif id == 3:
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self.assertEqual('128 MB Server', name)
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self.assertEqual(128, ram)
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self.assertEqual(0, disk)
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self.assertEqual(4, vcpus)
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self.assertEqual(0, ephemeral)
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self.assertEqual(3.0, rxtx_factor)
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# {'id': 4, 'name': '1024 MB Server', 'ram': 1024, 'disk': 10,
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# 'vcpus' : 3, 'OS-FLV-EXT-DATA:ephemeral': 10,
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# 'os-flavor-access:is_public': True, 'rxtx_factor' : 2.0,
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# 'links': {}},
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elif id == 4:
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self.assertEqual('1024 MB Server', name)
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self.assertEqual(1024, ram)
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self.assertEqual(10, disk)
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self.assertEqual(3, vcpus)
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self.assertEqual(10, ephemeral)
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self.assertEqual(2.0, rxtx_factor)
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self.assertEqual('1024 MB Server', name)
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def test_hosts(self):
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host_list = self.nova.hosts.list()
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self.driver._translate_hosts(host_list)
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host_tuples = self.driver.state[self.driver.HOSTS]
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self.assertEqual(2, len(host_tuples))
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# {'hosts':
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# [{'host_name': 'host1',
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# 'service': 'nova-compute',
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# 'zone': zone},
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# {'host_name': 'host2',
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# 'service': 'nova-cert',
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# 'zone': zone}]}
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for host in host_tuples:
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host_name = host[0]
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service = host[1]
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zone = host[2]
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if host_name == 'host1':
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self.assertEqual('nova-compute', service)
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self.assertEqual('nova1', str(zone))
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elif host_name == 'host2':
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self.assertEqual('nova-cert', service)
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self.assertEqual('nova1', str(zone))
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def test_services(self):
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service_list = self.nova.services.list()
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self.driver._translate_services(service_list)
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expected_ret = {
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1: [1, 'nova-compute', 'nova', 'nova1', 'enabled', 'up',
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'2015-07-28T08:28:37.000000', 'None'],
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2: [2, 'nova-schedule', 'nova', 'nova1', 'disabled', 'up',
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'2015-07-28T08:28:38.000000', 'daily maintenance']
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}
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service_tuples = self.driver.state[self.driver.SERVICES]
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self.assertEqual(2, len(service_tuples))
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for s in service_tuples:
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map(self.assertEqual, expected_ret[s[0]], s)
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def test_availability_zones(self):
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az_list = self.nova.availability_zones.list()
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self.driver._translate_availability_zones(az_list)
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expected_ret = {
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'AZ1': ['AZ1', 'available'],
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'AZ2': ['AZ2', 'not available']
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}
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az_tuples = self.driver.state[self.driver.AVAILABILITY_ZONES]
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self.assertEqual(2, len(az_tuples))
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for az in az_tuples:
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map(self.assertEqual, expected_ret[az[0]], az)
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# TODO(dse2): port or not. Unclear why we're doing this with Nova.
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# def test_communication(self):
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# """Test for communication.
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# Test the module's ability to be loaded into the DSE
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# by checking its ability to communicate on the message bus.
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# """
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# cage = d6cage.d6Cage()
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# # Create modules.
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# # Turn off polling so we don't need to deal with real data.
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# args = helper.datasource_openstack_args()
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# args['poll_time'] = 0
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# cage.loadModule("NovaDriver",
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# helper.data_module_path("nova_driver.py"))
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# cage.loadModule("PolicyDriver", helper.policy_module_path())
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# cage.createservice(name="policy", moduleName="PolicyDriver",
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# args={'d6cage': cage,
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# 'rootdir': helper.data_module_path(''),
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# 'log_actions_only': True})
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# cage.createservice(name="nova", moduleName="NovaDriver", args=args)
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# # Check that data gets sent from nova to policy as expected
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# nova = cage.service_object('nova')
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# policy = cage.service_object('policy')
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# policy.debug_mode()
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# policy.create_policy('nova')
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# policy.set_schema('nova', compile.Schema({'server': (1,)}))
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# policy.subscribe('nova', 'server',
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# callback=policy.receive_data)
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# # publishing is slightly convoluted b/c deltas are computed
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# # automatically. (Not just convenient--useful so that DSE
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# # properly handles the initial state problem.)
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# # Need to set nova.state and nova.prior_state and then publish
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# # anything.
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# # publish server(1), server(2), server(3)
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# helper.retry_check_subscribers(nova, [(policy.name, 'server')])
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# nova.prior_state = {}
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# nova.state['server'] = set([(1,), (2,), (3,)])
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# nova.publish('server', None)
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# helper.retry_check_db_equal(
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# policy, 'nova:server(x)',
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# 'nova:server(1) nova:server(2) nova:server(3)')
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# # publish server(1), server(4), server(5)
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# nova.prior_state['server'] = nova.state['server']
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# nova.state['server'] = set([(1,), (4,), (5,)])
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# nova.publish('server', None)
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# helper.retry_check_db_equal(
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# policy, 'nova:server(x)',
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# 'nova:server(1) nova:server(4) nova:server(5)')
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# TODO(thinrichs): test that Nova's polling functionality
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# works properly. Or perhaps could bundle this into the
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# tests above if we check self.state results.
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# See Neutron's test_polling
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def test_execute(self):
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class NovaClient(object):
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def __init__(self):
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self.testkey = None
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def connectNetwork(self, arg1):
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self.testkey = 'arg1=%s' % arg1
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nova_client = NovaClient()
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self.driver.nova_client = nova_client
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api_args = {
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'positional': ['1']
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}
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expected_ans = 'arg1=1'
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self.driver.execute('connectNetwork', api_args)
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self.assertEqual(expected_ans, nova_client.testkey)
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def test_execute_servers_set_meta(self):
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class server(object):
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def __init__(self):
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self.testkey = None
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def set_meta(self, server=None, metadata=None):
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self.testkey = 'server=%s, metadata=%s' % (server, metadata)
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class NovaClient(object):
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def __init__(self):
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self.servers = server()
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nova_client = NovaClient()
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self.driver.nova_client = nova_client
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expected_ans = "server=1, metadata={'meta-key1': 'meta-value1'}"
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action_args = {'positional': ['1', 'meta-key1', 'meta-value1']}
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self.driver.execute('servers_set_meta', action_args)
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self.assertEqual(expected_ans, nova_client.servers.testkey)
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def test_execute_with_non_executable_method(self):
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action_args = {'positional': ['1', 'meta-key1', 'meta-value1']}
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self.assertRaises(exception.CongressException,
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self.driver.execute,
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'get_nova_credentials_v2', action_args)
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