senlin/senlin/tests/unit/engine/actions/test_create.py

289 lines
12 KiB
Python

# 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 senlin.common import consts
from senlin.engine.actions import base as ab
from senlin.engine.actions import cluster_action as ca
from senlin.engine import cluster as cm
from senlin.engine import dispatcher
from senlin.engine import node as nm
from senlin.objects import action as ao
from senlin.objects import cluster as co
from senlin.objects import dependency as dobj
from senlin.tests.unit.common import base
from senlin.tests.unit.common import utils
@mock.patch.object(cm.Cluster, 'load')
class ClusterCreateTest(base.SenlinTestCase):
def setUp(self):
super(ClusterCreateTest, self).setUp()
self.ctx = utils.dummy_context()
@mock.patch.object(ao.Action, 'update')
@mock.patch.object(ab.Action, 'create')
@mock.patch.object(co.Cluster, 'get_next_index')
@mock.patch.object(nm, 'Node')
@mock.patch.object(dobj.Dependency, 'create')
@mock.patch.object(dispatcher, 'start_action')
@mock.patch.object(ca.ClusterAction, '_wait_for_dependents')
def test_create_nodes_single(self, mock_wait, mock_start, mock_dep,
mock_node, mock_index, mock_action,
mock_update, mock_load):
# prepare mocks
cluster = mock.Mock(id='CLUSTER_ID', profile_id='FAKE_PROFILE',
user='FAKE_USER', project='FAKE_PROJECT',
domain='FAKE_DOMAIN',
config={"node.name.format": "node-$3I"})
mock_index.return_value = 123
node = mock.Mock(id='NODE_ID')
mock_node.return_value = node
mock_load.return_value = cluster
# cluster action is real
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
action.id = 'CLUSTER_ACTION_ID'
mock_wait.return_value = (action.RES_OK, 'All dependents completed')
# node_action is faked
mock_action.return_value = 'NODE_ACTION_ID'
# do it
res_code, res_msg = action._create_nodes(1)
# assertions
self.assertEqual(action.RES_OK, res_code)
self.assertEqual('All dependents completed', res_msg)
mock_index.assert_called_once_with(action.context, 'CLUSTER_ID')
mock_node.assert_called_once_with('node-123',
'FAKE_PROFILE',
'CLUSTER_ID',
context=action.context,
user='FAKE_USER',
project='FAKE_PROJECT',
domain='FAKE_DOMAIN',
index=123, metadata={})
node.store.assert_called_once_with(action.context)
mock_action.assert_called_once_with(action.context, 'NODE_ID',
'NODE_CREATE',
name='node_create_NODE_ID',
cluster_id='CLUSTER_ID',
cause='Derived Action')
mock_dep.assert_called_once_with(action.context, ['NODE_ACTION_ID'],
'CLUSTER_ACTION_ID')
mock_update.assert_called_with(
action.context, 'NODE_ACTION_ID',
{'status': ab.Action.READY})
mock_start.assert_called_once_with()
mock_wait.assert_called_once_with()
self.assertEqual({'nodes_added': ['NODE_ID']}, action.outputs)
@mock.patch.object(co.Cluster, 'get')
def test_create_nodes_zero(self, mock_get, mock_load):
cluster = mock.Mock()
cluster.id = 'FAKE_CLUSTER'
mock_get.return_value = mock.Mock()
mock_load.return_value = cluster
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
res_code, res_msg = action._create_nodes(0)
self.assertEqual(action.RES_OK, res_code)
self.assertEqual('', res_msg)
@mock.patch.object(ao.Action, 'update')
@mock.patch.object(ab.Action, 'create')
@mock.patch.object(co.Cluster, 'get_next_index')
@mock.patch.object(nm, 'Node')
@mock.patch.object(dobj.Dependency, 'create')
@mock.patch.object(dispatcher, 'start_action')
@mock.patch.object(ca.ClusterAction, '_wait_for_dependents')
def test_create_nodes_multiple(self, mock_wait, mock_start, mock_dep,
mock_node, mock_index, mock_action,
mock_update, mock_load):
cluster = mock.Mock(id='01234567-123434',
config={"node.name.format": "node-$3I"})
node1 = mock.Mock(id='01234567-abcdef',
data={'placement': {'region': 'regionOne'}})
node2 = mock.Mock(id='abcdefab-123456',
data={'placement': {'region': 'regionTwo'}})
mock_node.side_effect = [node1, node2]
mock_index.side_effect = [123, 124]
mock_load.return_value = cluster
# cluster action is real
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
action.id = 'CLUSTER_ACTION_ID'
action.data = {
'placement': {
'count': 2,
'placements': [
{'region': 'regionOne'},
{'region': 'regionTwo'}
]
}
}
mock_wait.return_value = (action.RES_OK, 'All dependents completed')
# node_action is faked
mock_action.side_effect = ['NODE_ACTION_1', 'NODE_ACTION_2']
# do it
res_code, res_msg = action._create_nodes(2)
# assertions
self.assertEqual(action.RES_OK, res_code)
self.assertEqual('All dependents completed', res_msg)
self.assertEqual(2, mock_index.call_count)
self.assertEqual(2, mock_node.call_count)
node1.store.assert_called_once_with(action.context)
node2.store.assert_called_once_with(action.context)
self.assertEqual(2, mock_action.call_count)
self.assertEqual(1, mock_dep.call_count)
update_calls = [
mock.call(action.context, 'NODE_ACTION_1', {'status': 'READY'}),
mock.call(action.context, 'NODE_ACTION_2', {'status': 'READY'})
]
mock_update.assert_has_calls(update_calls)
mock_start.assert_called_once_with()
mock_wait.assert_called_once_with()
self.assertEqual({'nodes_added': [node1.id, node2.id]}, action.outputs)
self.assertEqual({'region': 'regionOne'}, node1.data['placement'])
self.assertEqual({'region': 'regionTwo'}, node2.data['placement'])
mock_node_calls = [
mock.call('node-123', mock.ANY, '01234567-123434',
user=mock.ANY, project=mock.ANY, domain=mock.ANY,
index=123, context=mock.ANY, metadata={},
data={'placement': {'region': 'regionOne'}}),
mock.call('node-124', mock.ANY, '01234567-123434',
user=mock.ANY, project=mock.ANY, domain=mock.ANY,
index=124, context=mock.ANY, metadata={},
data={'placement': {'region': 'regionTwo'}})
]
mock_node.assert_has_calls(mock_node_calls)
cluster.add_node.assert_has_calls([
mock.call(node1), mock.call(node2)])
@mock.patch.object(ao.Action, 'update')
@mock.patch.object(co.Cluster, 'get')
@mock.patch.object(nm, 'Node')
@mock.patch.object(dobj.Dependency, 'create')
@mock.patch.object(dispatcher, 'start_action')
@mock.patch.object(ca.ClusterAction, '_wait_for_dependents')
def test_create_nodes_multiple_failed_wait(self, mock_wait, mock_start,
mock_dep, mock_node, mock_get,
mock_update, mock_load):
cluster = mock.Mock(id='01234567-123434', config={})
db_cluster = mock.Mock(next_index=1)
mock_get.return_value = db_cluster
node1 = mock.Mock(id='01234567-abcdef', data={})
node2 = mock.Mock(id='abcdefab-123456', data={})
mock_node.side_effect = [node1, node2]
mock_load.return_value = cluster
# cluster action is real
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
action.id = 'CLUSTER_ACTION_ID'
action.data = {
'placement': {
'count': 2,
'placements': [
{'region': 'regionOne'},
{'region': 'regionTwo'}
]
}
}
mock_wait.return_value = (action.RES_ERROR, 'Waiting timed out')
# node_action is faked
n_action_1 = mock.Mock()
n_action_2 = mock.Mock()
self.patchobject(ab, 'Action', side_effect=[n_action_1, n_action_2])
# do it
res_code, res_msg = action._create_nodes(2)
# assertions
self.assertEqual(action.RES_ERROR, res_code)
self.assertEqual('Failed in creating nodes.', res_msg)
def test_do_create_success(self, mock_load):
cluster = mock.Mock(id='FAKE_CLUSTER', ACTIVE='ACTIVE')
cluster.do_create.return_value = True
mock_load.return_value = cluster
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
x_create_nodes = self.patchobject(action, '_create_nodes',
return_value=(action.RES_OK, 'OK'))
# do it
res_code, res_msg = action.do_create()
self.assertEqual(action.RES_OK, res_code)
self.assertEqual('Cluster creation succeeded.', res_msg)
x_create_nodes.assert_called_once_with(cluster.desired_capacity)
cluster.eval_status.assert_called_once_with(
action.context, consts.CLUSTER_CREATE, created_at=mock.ANY)
def test_do_create_failed_create_cluster(self, mock_load):
cluster = mock.Mock(id='FAKE_CLUSTER')
cluster.do_create.return_value = False
mock_load.return_value = cluster
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
# do it
res_code, res_msg = action.do_create()
self.assertEqual(action.RES_ERROR, res_code)
self.assertEqual('Cluster creation failed.', res_msg)
cluster.set_status.assert_called_once_with(
action.context, 'ERROR', 'Cluster creation failed.')
def test_do_create_failed_create_nodes(self, mock_load):
cluster = mock.Mock(id='FAKE_ID',)
cluster.do_create.return_value = True
mock_load.return_value = cluster
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
# do it
for code in [action.RES_CANCEL, action.RES_TIMEOUT, action.RES_ERROR]:
self.patchobject(action, '_create_nodes',
return_value=(code, 'Really Bad'))
res_code, res_msg = action.do_create()
self.assertEqual(code, res_code)
self.assertEqual('Really Bad', res_msg)
cluster.eval_status.assert_called_once_with(
action.context, consts.CLUSTER_CREATE)
cluster.eval_status.reset_mock()
def test_do_create_failed_for_retry(self, mock_load):
cluster = mock.Mock(id='FAKE_ID', INIT='INIT')
cluster.do_create.return_value = True
mock_load.return_value = cluster
action = ca.ClusterAction(cluster.id, 'CLUSTER_ACTION', self.ctx)
self.patchobject(action, '_create_nodes',
return_value=(action.RES_RETRY, 'retry'))
# do it
res_code, res_msg = action.do_create()
self.assertEqual(action.RES_RETRY, res_code)
self.assertEqual('retry', res_msg)
cluster.eval_status.assert_called_once_with(
action.context, consts.CLUSTER_CREATE)