Container Infrastructure Management Service for OpenStack
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# 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 magnum.conductor import api as rpcapi
import magnum.conf
from magnum.tests.unit.api import base as api_base
from magnum.tests.unit.objects import utils as obj_utils
CONF = magnum.conf.CONF
class TestClusterActions(api_base.FunctionalTest):
def setUp(self):
super(TestClusterActions, self).setUp()
self.cluster_obj = obj_utils.create_test_cluster(
self.context, name='cluster_example_A', node_count=3)
p = mock.patch.object(rpcapi.API, 'cluster_resize_async')
self.mock_cluster_resize = p.start()
self.mock_cluster_resize.side_effect = self._sim_rpc_cluster_resize
self.addCleanup(p.stop)
def _sim_rpc_cluster_resize(self, cluster, node_count, nodes_to_remove,
nodegroup, rollback=False):
nodegroup.node_count = node_count
nodegroup.save()
return cluster
def test_resize(self):
new_node_count = 6
response = self.post_json('/clusters/%s/actions/resize' %
self.cluster_obj.uuid,
{"node_count": new_node_count},
headers={"Openstack-Api-Version":
"container-infra latest"})
self.assertEqual(202, response.status_code)
response = self.get_json('/clusters/%s' % self.cluster_obj.uuid)
self.assertEqual(new_node_count, response['node_count'])
self.assertEqual(self.cluster_obj.uuid, response['uuid'])
self.assertEqual(self.cluster_obj.cluster_template_id,
response['cluster_template_id'])
def test_resize_with_nodegroup(self):
new_node_count = 6
nodegroup = self.cluster_obj.default_ng_worker
# Verify that the API is ok with maximum allowed
# node count set to None
self.assertIsNone(nodegroup.max_node_count)
cluster_resize_req = {
"node_count": new_node_count,
"nodegroup": nodegroup.uuid
}
response = self.post_json('/clusters/%s/actions/resize' %
self.cluster_obj.uuid,
cluster_resize_req,
headers={"Openstack-Api-Version":
"container-infra latest"})
self.assertEqual(202, response.status_code)
response = self.get_json('/clusters/%s' % self.cluster_obj.uuid)
self.assertEqual(new_node_count, response['node_count'])
self.assertEqual(self.cluster_obj.uuid, response['uuid'])
self.assertEqual(self.cluster_obj.cluster_template_id,
response['cluster_template_id'])
def test_resize_with_master_nodegroup(self):
new_node_count = 6
nodegroup = self.cluster_obj.default_ng_master
cluster_resize_req = {
"node_count": new_node_count,
"nodegroup": nodegroup.uuid
}
response = self.post_json('/clusters/%s/actions/resize' %
self.cluster_obj.uuid,
cluster_resize_req,
headers={"Openstack-Api-Version":
"container-infra latest"},
expect_errors=True)
self.assertEqual(400, response.status_code)
def test_resize_with_node_count_greater_than_max(self):
new_node_count = 6
nodegroup = self.cluster_obj.default_ng_worker
nodegroup.max_node_count = 5
nodegroup.save()
cluster_resize_req = {
"node_count": new_node_count,
"nodegroup": nodegroup.uuid
}
response = self.post_json('/clusters/%s/actions/resize' %
self.cluster_obj.uuid,
cluster_resize_req,
headers={"Openstack-Api-Version":
"container-infra latest"},
expect_errors=True)
self.assertEqual(400, response.status_code)
def test_resize_with_node_count_less_than_min(self):
new_node_count = 3
nodegroup = self.cluster_obj.default_ng_worker
nodegroup.min_node_count = 4
nodegroup.save()
cluster_resize_req = {
"node_count": new_node_count,
"nodegroup": nodegroup.uuid
}
response = self.post_json('/clusters/%s/actions/resize' %
self.cluster_obj.uuid,
cluster_resize_req,
headers={"Openstack-Api-Version":
"container-infra latest"},
expect_errors=True)
self.assertEqual(400, response.status_code)