295 lines
11 KiB
Python
295 lines
11 KiB
Python
# Copyright (c) 2015 TellesNobrega
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import mock
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from sahara import conductor as cond
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from sahara import context
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from sahara.plugins import base as pb
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from sahara.plugins import exceptions as ex
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from sahara.plugins.storm import plugin as pl
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from sahara.service.edp.storm import engine
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from sahara.tests.unit import base
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from sahara.utils import edp
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conductor = cond.API
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class StormPluginTest(base.SaharaWithDbTestCase):
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def setUp(self):
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super(StormPluginTest, self).setUp()
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self.override_config("plugins", ["storm"])
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self.master_host = "master"
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self.master_inst = "6789"
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self.storm_topology_name = 'topology1'
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pb.setup_plugins()
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def _make_master_instance(self, return_code=0):
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master = mock.Mock()
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master.execute_command.return_value = (return_code,
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self.storm_topology_name)
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master.hostname.return_value = self.master_host
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master.id = self.master_inst
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return master
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def _get_cluster(self, name, version):
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cluster_dict = {
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'name': name,
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'plugin_name': 'storm',
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'hadoop_version': version,
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'node_groups': []}
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return cluster_dict
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def test_validate_existing_ng_scaling(self):
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data = [
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{'name': 'master',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['nimbus']},
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{'name': 'slave',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['supervisor']},
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{'name': 'zookeeper',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['zookeeper']}
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]
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cluster_data_101 = self._get_cluster('cluster_1.0.1', '1.0.1')
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cluster_data_110 = self._get_cluster('cluster_1.1.0', '1.1.0')
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cluster_data_120 = self._get_cluster('cluster_1.2.0', '1.2')
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cluster_data_101['node_groups'] = data
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cluster_data_110['node_groups'] = data
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cluster_data_120['node_groups'] = data
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clusters = [cluster_data_101, cluster_data_110, cluster_data_120]
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for cluster_data in clusters:
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cluster = conductor.cluster_create(context.ctx(), cluster_data)
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plugin = pb.PLUGINS.get_plugin(cluster.plugin_name)
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supervisor_id = [node.id for node in cluster.node_groups
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if node.name == 'supervisor']
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self.assertIsNone(
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plugin._validate_existing_ng_scaling(cluster,
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supervisor_id))
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@mock.patch("sahara.plugins.storm.plugin.utils")
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def test_validate(self, mock_utils):
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cluster_data = self._get_cluster('cluster', '1.1.0')
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cluster = conductor.cluster_create(context.ctx(), cluster_data)
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plugin = pb.PLUGINS.get_plugin(cluster.plugin_name)
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# number of nimbus nodes != 1 should raise an exception
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fake_ng = mock.Mock()
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fake_ng.count = 0
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mock_ng = mock.Mock(return_value=[fake_ng])
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mock_utils.get_node_groups = mock_ng
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self.assertRaises(ex.RequiredServiceMissingException,
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plugin.validate, cluster)
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mock_ng.assert_called_once_with(cluster, "nimbus")
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fake_ng.count = 2
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self.assertRaises(ex.InvalidComponentCountException, plugin.validate,
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cluster)
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mock_ng.assert_called_with(cluster, "nimbus")
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self.assertEqual(2, mock_ng.call_count)
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# no supervisor should raise an exception
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fake_nimbus = mock.Mock()
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fake_nimbus.count = 1
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fake_supervisor = mock.Mock()
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fake_supervisor.count = 0
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mock_ng = mock.Mock(side_effect=[[fake_nimbus], [fake_supervisor]])
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mock_utils.get_node_groups = mock_ng
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self.assertRaises(ex.InvalidComponentCountException, plugin.validate,
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cluster)
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mock_ng.assert_any_call(cluster, "nimbus")
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mock_ng.assert_any_call(cluster, "supervisor")
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self.assertEqual(2, mock_ng.call_count)
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# one nimbus and one or more supervisors should not raise an exception
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fake_nimbus.count = 1
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fake_supervisor.count = 2
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mock_ng = mock.Mock(side_effect=[[fake_nimbus], [fake_supervisor]])
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mock_utils.get_node_groups = mock_ng
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plugin.validate(cluster)
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mock_ng.assert_any_call(cluster, "nimbus")
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mock_ng.assert_any_call(cluster, "supervisor")
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self.assertEqual(2, mock_ng.call_count)
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def test_validate_additional_ng_scaling(self):
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data = [
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{'name': 'master',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['nimbus']},
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{'name': 'slave',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['supervisor']},
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{'name': 'zookeeper',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['zookeeper']},
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{'name': 'slave2',
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'flavor_id': '42',
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'count': 0,
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'node_processes': ['supervisor']}
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]
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cluster_data_101 = self._get_cluster('cluster_1.0.1', '1.0.1')
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cluster_data_110 = self._get_cluster('cluster_1.1.0', '1.1.0')
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cluster_data_120 = self._get_cluster('cluster_1.2.0', '1.2')
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cluster_data_101['node_groups'] = data
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cluster_data_110['node_groups'] = data
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cluster_data_120['node_groups'] = data
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clusters = [cluster_data_101, cluster_data_110, cluster_data_120]
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for cluster_data in clusters:
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cluster = conductor.cluster_create(context.ctx(), cluster_data)
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plugin = pb.PLUGINS.get_plugin(cluster.plugin_name)
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supervisor_id = [node.id for node in cluster.node_groups
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if node.name == 'supervisor']
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self.assertIsNone(
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plugin._validate_additional_ng_scaling(cluster,
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supervisor_id))
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def test_validate_existing_ng_scaling_raises(self):
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data = [
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{'name': 'master',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['nimbus']},
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{'name': 'slave',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['supervisor']},
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{'name': 'zookeeper',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['zookeeper']}
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]
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cluster_data_101 = self._get_cluster('cluster_1.0.1', '1.0.1')
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cluster_data_110 = self._get_cluster('cluster_1.1.0', '1.1.0')
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cluster_data_120 = self._get_cluster('cluster_1.2.0', '1.2')
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cluster_data_101['node_groups'] = data
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cluster_data_110['node_groups'] = data
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cluster_data_120['node_groups'] = data
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clusters = [cluster_data_101, cluster_data_110, cluster_data_120]
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for cluster_data in clusters:
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cluster = conductor.cluster_create(context.ctx(), cluster_data)
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plugin = pb.PLUGINS.get_plugin(cluster.plugin_name)
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master_id = [node.id for node in cluster.node_groups
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if node.name == 'master']
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self.assertRaises(ex.NodeGroupCannotBeScaled,
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plugin._validate_existing_ng_scaling,
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cluster, master_id)
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def test_validate_additional_ng_scaling_raises(self):
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data = [
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{'name': 'master',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['nimbus']},
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{'name': 'slave',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['supervisor']},
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{'name': 'zookeeper',
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'flavor_id': '42',
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'count': 1,
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'node_processes': ['zookeeper']},
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{'name': 'master2',
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'flavor_id': '42',
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'count': 0,
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'node_processes': ['nimbus']}
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]
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cluster_data_101 = self._get_cluster('cluster_1.0.1', '1.0.1')
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cluster_data_110 = self._get_cluster('cluster_1.1.0', '1.1.0')
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cluster_data_120 = self._get_cluster('cluster_1.2.0', '1.2')
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cluster_data_101['node_groups'] = data
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cluster_data_110['node_groups'] = data
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cluster_data_120['node_groups'] = data
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clusters = [cluster_data_101, cluster_data_110, cluster_data_120]
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for cluster_data in clusters:
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cluster = conductor.cluster_create(context.ctx(), cluster_data)
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plugin = pb.PLUGINS.get_plugin(cluster.plugin_name)
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master_id = [node.id for node in cluster.node_groups
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if node.name == 'master2']
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self.assertRaises(ex.NodeGroupCannotBeScaled,
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plugin._validate_existing_ng_scaling,
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cluster, master_id)
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def test_get_open_port(self):
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plugin_storm = pl.StormProvider()
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cluster = mock.Mock()
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ng = mock.Mock()
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ng.node_processes = ['nimbus']
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cluster.node_groups = [ng]
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ng.cluster = cluster
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ports = plugin_storm.get_open_ports(ng)
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self.assertEqual([8080], ports)
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def _test_engine(self, version, job_type, eng):
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cluster_dict = self._get_cluster('demo', version)
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cluster = conductor.cluster_create(context.ctx(), cluster_dict)
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plugin = pb.PLUGINS.get_plugin(cluster.plugin_name)
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self.assertIsInstance(plugin.get_edp_engine(cluster, job_type), eng)
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def test_plugin101_edp_storm_engine(self):
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self._test_engine('1.0.1', edp.JOB_TYPE_STORM,
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engine.StormJobEngine)
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def test_plugin101_edp_storm_pyleus_engine(self):
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self._test_engine('1.0.1', edp.JOB_TYPE_PYLEUS,
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engine.StormJobEngine)
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def test_plugin110_edp_storm_engine(self):
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self._test_engine('1.1.0', edp.JOB_TYPE_STORM,
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engine.StormJobEngine)
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def test_plugin110_edp_storm_pyleus_engine(self):
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self._test_engine('1.1.0', edp.JOB_TYPE_PYLEUS,
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engine.StormJobEngine)
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def test_plugin120_edp_storm_engine(self):
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self._test_engine('1.2', edp.JOB_TYPE_STORM,
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engine.StormJobEngine)
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def test_plugin120_edp_storm_pyleus_engine(self):
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self._test_engine('1.2', edp.JOB_TYPE_PYLEUS,
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engine.StormJobEngine)
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