170 lines
6.6 KiB
Python
170 lines
6.6 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.tests.unit import base
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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 test_validate_existing_ng_scaling(self):
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data = {'name': "cluster",
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'plugin_name': "storm",
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'hadoop_version': "0.9.2",
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'node_groups': [
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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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}
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cluster = conductor.cluster_create(context.ctx(), 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(plugin._validate_existing_ng_scaling(cluster,
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supervisor_id))
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def test_validate_additional_ng_scaling(self):
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data = {'name': "cluster",
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'plugin_name': "storm",
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'hadoop_version': "0.9.2",
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'node_groups': [
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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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}
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cluster = conductor.cluster_create(context.ctx(), 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(plugin._validate_additional_ng_scaling(cluster,
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supervisor_id)
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)
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def test_validate_existing_ng_scaling_raises(self):
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data = {'name': "cluster",
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'plugin_name': "storm",
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'hadoop_version': "0.9.2",
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'node_groups': [
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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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}
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cluster = conductor.cluster_create(context.ctx(), 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 = {'name': "cluster",
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'plugin_name': "storm",
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'hadoop_version': "0.9.2",
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'node_groups': [
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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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}
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cluster = conductor.cluster_create(context.ctx(), 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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