229 lines
9.8 KiB
Python
229 lines
9.8 KiB
Python
# Copyright (c) 2018 European Organization for Nuclear Research.
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# 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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"""Tests for manipulating NodeGroups via the DB API"""
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from oslo_utils import uuidutils
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from magnum.common import exception
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from magnum.tests.unit.db import base
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from magnum.tests.unit.db import utils
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class DbNodeGroupTestCase(base.DbTestCase):
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def test_create_nodegroup(self):
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utils.create_test_nodegroup()
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def test_create_nodegroup_already_exists(self):
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utils.create_test_nodegroup()
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self.assertRaises(exception.NodeGroupAlreadyExists,
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utils.create_test_nodegroup)
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def test_create_nodegroup_same_name_same_cluster(self):
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# NOTE(ttsiouts): Don't allow the same name for nodegroups
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# in the same cluster.
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nodegroup = utils.create_test_nodegroup()
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new = {
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'name': nodegroup.name,
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'id': nodegroup.id + 8,
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'cluster_id': nodegroup.cluster_id
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}
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self.assertRaises(exception.NodeGroupAlreadyExists,
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utils.create_test_nodegroup, **new)
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def test_create_nodegroup_same_name_different_cluster(self):
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# NOTE(ttsiouts): Verify nodegroups with the same name
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# but in different clusters are allowed.
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nodegroup = utils.create_test_nodegroup()
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new = {
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'name': nodegroup.name,
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'id': nodegroup.id + 8,
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'cluster_id': 'fake-cluster-uuid',
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'uuid': 'fake-nodegroup-uuid',
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'project_id': nodegroup.project_id,
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}
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try:
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utils.create_test_nodegroup(**new)
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except Exception:
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# Something went wrong, just fail the testcase
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self.assertTrue(False)
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def test_get_nodegroup_by_id(self):
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nodegroup = utils.create_test_nodegroup()
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res = self.dbapi.get_nodegroup_by_id(self.context,
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nodegroup.cluster_id,
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nodegroup.id)
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self.assertEqual(nodegroup.id, res.id)
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self.assertEqual(nodegroup.uuid, res.uuid)
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def test_get_nodegroup_by_name(self):
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nodegroup = utils.create_test_nodegroup()
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res = self.dbapi.get_nodegroup_by_name(self.context,
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nodegroup.cluster_id,
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nodegroup.name)
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self.assertEqual(nodegroup.name, res.name)
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self.assertEqual(nodegroup.uuid, res.uuid)
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def test_get_cluster_by_uuid(self):
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nodegroup = utils.create_test_nodegroup()
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res = self.dbapi.get_nodegroup_by_uuid(self.context,
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nodegroup.cluster_id,
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nodegroup.uuid)
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self.assertEqual(nodegroup.id, res.id)
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self.assertEqual(nodegroup.uuid, res.uuid)
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def test_get_nodegroup_that_does_not_exist(self):
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# Create a cluster with no nodegroups
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cluster = utils.create_test_cluster()
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.get_nodegroup_by_id,
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self.context, cluster.uuid, 100)
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.get_nodegroup_by_uuid,
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self.context, cluster.uuid,
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'12345678-9999-0000-aaaa-123456789012')
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.get_nodegroup_by_name,
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self.context, cluster.uuid, 'not_found')
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def test_get_nodegroups_in_cluster(self):
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uuids_in_cluster = []
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uuids_not_in_cluster = []
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cluster = utils.create_test_cluster(uuid=uuidutils.generate_uuid())
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for i in range(2):
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ng = utils.create_test_nodegroup(uuid=uuidutils.generate_uuid(),
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name='test%(id)s' % {'id': i},
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cluster_id=cluster.uuid)
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uuids_in_cluster.append(ng.uuid)
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for i in range(2):
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ng = utils.create_test_nodegroup(uuid=uuidutils.generate_uuid(),
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name='test%(id)s' % {'id': i},
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cluster_id='fake_cluster')
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uuids_not_in_cluster.append(ng.uuid)
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res = self.dbapi.list_cluster_nodegroups(self.context, cluster.uuid)
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res_uuids = [r.uuid for r in res]
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self.assertEqual(sorted(uuids_in_cluster), sorted(res_uuids))
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for uuid in uuids_not_in_cluster:
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self.assertNotIn(uuid, res_uuids)
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def test_get_cluster_list_sorted(self):
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uuids = []
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cluster = utils.create_test_cluster(uuid=uuidutils.generate_uuid())
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for i in range(5):
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ng = utils.create_test_nodegroup(uuid=uuidutils.generate_uuid(),
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name='test%(id)s' % {'id': i},
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cluster_id=cluster.uuid)
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uuids.append(ng.uuid)
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res = self.dbapi.list_cluster_nodegroups(self.context, cluster.uuid,
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sort_key='uuid')
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res_uuids = [r.uuid for r in res]
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self.assertEqual(sorted(uuids), res_uuids)
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self.assertRaises(exception.InvalidParameterValue,
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self.dbapi.list_cluster_nodegroups,
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self.context,
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cluster.uuid,
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sort_key='not-there')
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def test_get_nodegroup_list_with_filters(self):
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cluster_dict = utils.get_test_cluster(
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id=1, uuid=uuidutils.generate_uuid())
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cluster = self.dbapi.create_cluster(cluster_dict)
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group1 = utils.create_test_nodegroup(
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name='group-one',
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cluster_id=cluster.uuid,
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flavor_id=1,
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uuid=uuidutils.generate_uuid(),
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node_count=1)
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group2 = utils.create_test_nodegroup(
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name='group-two',
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cluster_id=cluster.uuid,
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flavor_id=1,
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uuid=uuidutils.generate_uuid(),
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node_count=1)
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group3 = utils.create_test_nodegroup(
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name='group-four',
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cluster_id=cluster.uuid,
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flavor_id=2,
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uuid=uuidutils.generate_uuid(),
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node_count=3)
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filters = {'name': 'group-one'}
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res = self.dbapi.list_cluster_nodegroups(
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self.context, cluster.uuid, filters=filters)
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self.assertEqual([group1.id], [r.id for r in res])
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filters = {'node_count': 1}
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res = self.dbapi.list_cluster_nodegroups(
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self.context, cluster.uuid, filters=filters)
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self.assertEqual([group1.id, group2.id], [r.id for r in res])
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filters = {'flavor_id': 2, 'node_count': 3}
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res = self.dbapi.list_cluster_nodegroups(
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self.context, cluster.uuid, filters=filters)
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self.assertEqual([group3.id], [r.id for r in res])
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filters = {'name': 'group-five'}
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res = self.dbapi.list_cluster_nodegroups(
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self.context, cluster.uuid, filters=filters)
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self.assertEqual([], [r.id for r in res])
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def test_destroy_nodegroup(self):
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cluster = utils.create_test_cluster()
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nodegroup = utils.create_test_nodegroup()
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self.assertEqual(nodegroup.uuid, self.dbapi.get_nodegroup_by_uuid(
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self.context, cluster.uuid, nodegroup.uuid).uuid)
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self.dbapi.destroy_nodegroup(cluster.uuid, nodegroup.uuid)
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.get_nodegroup_by_uuid,
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self.context, cluster.uuid, nodegroup.uuid)
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.destroy_nodegroup, cluster.uuid,
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nodegroup.uuid)
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def test_destroy_nodegroup_by_uuid(self):
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cluster = utils.create_test_cluster()
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nodegroup = utils.create_test_nodegroup()
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self.assertIsNotNone(self.dbapi.get_nodegroup_by_uuid(self.context,
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cluster.uuid,
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nodegroup.uuid))
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self.dbapi.destroy_nodegroup(cluster.uuid, nodegroup.uuid)
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.get_nodegroup_by_uuid, self.context,
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cluster.uuid, nodegroup.uuid)
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def test_destroy_cluster_by_uuid_that_does_not_exist(self):
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.destroy_nodegroup, 'c_uuid',
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'12345678-9999-0000-aaaa-123456789012')
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def test_update_cluster(self):
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nodegroup = utils.create_test_nodegroup()
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old_flavor = nodegroup.flavor_id
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new_flavor = 5
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self.assertNotEqual(old_flavor, new_flavor)
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res = self.dbapi.update_nodegroup(nodegroup.cluster_id, nodegroup.id,
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{'flavor_id': new_flavor})
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self.assertEqual(new_flavor, res.flavor_id)
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def test_update_nodegroup_not_found(self):
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uuid = uuidutils.generate_uuid()
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self.assertRaises(exception.NodeGroupNotFound,
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self.dbapi.update_nodegroup, "c_uuid", uuid,
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{'node_count': 5})
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