rally/tests/unit/deployment/test_lxc.py
Bo Chi c9adafe858 Rename "endpoint" to "credential" (part 3)
Changed variable names from "endpoint" to "credential" that are
related to objects.Credential

Change-Id: I46254ef147ca123b1439a1adb7aad32ec02dbbba
2015-12-03 07:37:37 -05:00

218 lines
9.6 KiB
Python

# Copyright 2013: Mirantis 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.
import mock
from rally.common import objects
from rally.deployment import engine
from tests.unit import test
MOD = "rally.deployment.engines.lxc."
class LxcEngineTestCase(test.TestCase):
def setUp(self):
super(LxcEngineTestCase, self).setUp()
self.config = {
"type": "LxcEngine",
"container_name": "rally",
"containers_per_host": 2,
"tunnel_to": ["1.1.1.1", "2.2.2.2"],
"distribution": "ubuntu",
"start_lxc_network": "10.128.128.0/28",
"engine": {
"name": "FakeEngine",
"config": {
"key": "value",
},
},
"provider": {
"type": "DummyProvider",
"credentials": [{"user": "root", "host": "host1.net"},
{"user": "root", "host": "host2.net"}]
}
}
self.deployment = {
"uuid": "test-deployment-uuid",
"config": self.config,
}
self.engine = engine.Engine.get_engine("LxcEngine",
self.deployment)
@mock.patch(MOD + "objects")
@mock.patch(MOD + "engine")
def test__deploy_first(self, mock_engine, mock_objects):
fake_credentials = {"user": "admin", "host": "host.net"}
fake_deployment = mock.Mock()
fake_engine = mock.Mock()
mock_objects.Deployment = mock.Mock(return_value=fake_deployment)
mock_engine.Engine.get_engine = mock.Mock(
return_value=fake_engine)
fake_host = mock.Mock()
fake_so = mock.Mock()
fake_so.get_credentials.return_value = fake_credentials
fake_host.get_server_object = mock.Mock(return_value=fake_so)
self.engine._deploy_first(fake_host, "name", "dist", "release")
host_calls = [
mock.call.prepare(),
mock.call.create_container("name", "dist", "release"),
mock.call.start_containers(),
mock.call.get_server_object("name"),
mock.call.stop_containers()]
self.assertEqual(host_calls, fake_host.mock_calls)
fake_engine.deploy.assert_called_once_with()
mock_engine.Engine.get_engine.assert_called_once_with(
"FakeEngine", fake_deployment)
engine_config = self.config["engine"].copy()
engine_config["provider"] = {"credentials": [fake_credentials],
"type": "DummyProvider"}
mock_objects.Deployment.assert_called_once_with(
config=engine_config, parent_uuid="test-deployment-uuid")
@mock.patch(MOD + "provider.ProviderFactory.get_provider")
def test__get_provider(self, mock_provider_factory_get_provider):
mock_provider_factory_get_provider.return_value = "fake_provider"
provider = self.engine._get_provider()
self.assertEqual("fake_provider", provider)
mock_provider_factory_get_provider.assert_called_once_with(
self.config["provider"], self.deployment)
@mock.patch(MOD + "open", create=True)
@mock.patch(MOD + "get_script_path", return_value="fake_sp")
@mock.patch(MOD + "lxc.LxcHost")
@mock.patch(MOD + "LxcEngine._deploy_first")
@mock.patch(MOD + "LxcEngine._get_provider")
def test_deploy(self, mock__get_provider, mock__deploy_first,
mock_lxc_host, mock_get_script_path, mock_open):
mock_open.return_value = "fs"
fake_containers = ((mock.Mock(), mock.Mock()),
(mock.Mock(), mock.Mock()))
fake_hosts = mock_lxc_host.side_effect = [mock.Mock(), mock.Mock()]
fake_hosts[0].get_server_objects.return_value = fake_containers[0]
fake_hosts[1].get_server_objects.return_value = fake_containers[1]
fake_hosts[0]._port_cache = {1: 2, 3: 4}
fake_hosts[1]._port_cache = {5: 6, 7: 8}
fake_provider = mock__get_provider.return_value
fake_servers = [mock.Mock(), mock.Mock()]
fake_servers[0].get_credentials.return_value = "fc1"
fake_servers[1].get_credentials.return_value = "fc2"
fake_provider.create_servers.return_value = fake_servers
add_res_calls = [
{"provider_name": "LxcEngine",
"info": {"host": "fc1",
"config": {"network": "10.128.128.0/28",
"tunnel_to": ["1.1.1.1", "2.2.2.2"]},
"forwarded_ports": [(1, 2), (3, 4)],
"containers": fake_hosts[0].containers}},
{"provider_name": "LxcEngine",
"info": {"host": "fc2",
"config": {"network": "10.128.128.16/28",
"tunnel_to": ["1.1.1.1", "2.2.2.2"]},
"forwarded_ports": [(5, 6), (7, 8)],
"containers": fake_hosts[1].containers}}]
def add_resource(**actual_kwargs):
expected_kwargs = add_res_calls.pop(0)
self.assertEqual(expected_kwargs["provider_name"],
actual_kwargs["provider_name"])
self.assertEqual(expected_kwargs["info"]["host"],
actual_kwargs["info"]["host"])
self.assertEqual(expected_kwargs["info"]["config"],
actual_kwargs["info"]["config"])
self.assertEqual(expected_kwargs["info"]["containers"],
actual_kwargs["info"]["containers"])
self.assertSequenceEqual(
expected_kwargs["info"]["forwarded_ports"],
actual_kwargs["info"]["forwarded_ports"])
fake_deployment = mock.MagicMock()
fake_deployment.add_resource = add_resource
with mock.patch.object(self.engine, "deployment", fake_deployment):
credential = self.engine.deploy()
self.assertIsInstance(credential["admin"], objects.Credential)
lxc_host_calls = [
mock.call(fake_servers[0], {"network": "10.128.128.0/28",
"tunnel_to": ["1.1.1.1", "2.2.2.2"]}),
mock.call(fake_servers[1], {"network": "10.128.128.16/28",
"tunnel_to": ["1.1.1.1", "2.2.2.2"]})]
self.assertEqual(lxc_host_calls, mock_lxc_host.mock_calls)
deploy_first_calls = [
mock.call(fake_hosts[0], "rally-10-128-128-0-000", "ubuntu", None),
mock.call(fake_hosts[1], "rally-10-128-128-16-000", "ubuntu",
None)]
self.assertEqual(deploy_first_calls, mock__deploy_first.mock_calls)
host1_calls = [
mock.call.create_clone("rally-10-128-128-0-001",
"rally-10-128-128-0-000"),
mock.call.start_containers(),
mock.call.get_server_objects()]
host2_calls = [
mock.call.create_clone("rally-10-128-128-16-001",
"rally-10-128-128-16-000"),
mock.call.start_containers(),
mock.call.get_server_objects()]
self.assertEqual(host1_calls, fake_hosts[0].mock_calls)
self.assertEqual(host2_calls, fake_hosts[1].mock_calls)
self.assertEqual([mock.call("fake_sp", "rb")] * 4,
mock_open.mock_calls)
for host in fake_containers:
for container in host:
self.assertEqual([mock.call.ssh.run("/bin/sh -e", stdin="fs")],
container.mock_calls)
@mock.patch(MOD + "LxcEngine._get_provider")
@mock.patch(MOD + "lxc.LxcHost")
@mock.patch(MOD + "provider.Server.from_credentials")
def test_cleanup(self, mock_server_from_credentials, mock_lxc_host,
mock__get_provider):
mock__get_provider.return_value = fake_provider = mock.Mock()
mock_lxc_host.side_effect = fake_hosts = [mock.Mock(), mock.Mock()]
mock_server_from_credentials.side_effect = ["s1", "s2"]
fake_resources = []
for i in range(2):
res = mock.Mock()
res.info = {"host": "host%d" % i,
"config": "fake_config%d" % i,
"forwarded_ports": [(1, 2), (3, 4)],
"containers": "fake_containers"}
fake_resources.append(res)
with mock.patch.object(self.engine, "deployment") as mock_deployment:
mock_deployment.get_resources.return_value = fake_resources
self.engine.cleanup()
for host in fake_hosts:
self.assertEqual("fake_containers", host.containers)
self.assertEqual([mock.call.destroy_containers(),
mock.call.destroy_ports([(1, 2), (3, 4)]),
mock.call.delete_tunnels()], host.mock_calls)
delete_calls = [mock.call.delete_resource(r.id)
for r in fake_resources]
self.assertEqual(delete_calls,
mock_deployment.delete_resource.call_args_list)
fake_provider.destroy_servers.assert_called_once_with()