102 lines
3.6 KiB
Python
102 lines
3.6 KiB
Python
# Copyright (C) 2017 Red Hat, Inc.
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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 logging
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import mock
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import time
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from nodepool import builder
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from nodepool import provider_manager
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from nodepool import tests
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from nodepool import zk
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from nodepool.driver.openstack.handler import OpenStackNodeLaunchManager
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class TestNodeLaunchManager(tests.DBTestCase):
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log = logging.getLogger("nodepool.TestNodeLaunchManager")
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def _setup(self, configfile):
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# Need a builder for the launch code to work and to access
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# config objects.
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b = builder.NodePoolBuilder(configfile)
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b.cleanup_interval = .5
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b.build_interval = .1
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b.upload_interval = .1
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b.dib_cmd = 'nodepool/tests/fake-image-create'
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b.start()
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self.addCleanup(b.stop)
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self.waitForImage('fake-provider', 'fake-image')
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self.provider = b._config.providers['fake-provider']
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self.provider_pool = self.provider.pools['main']
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# The builder config does not have a provider manager, so create one.
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self.pmanager = provider_manager.get_provider(
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self.provider, False)
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self.pmanager.resetClient()
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def test_successful_launch(self):
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configfile = self.setup_config('node.yaml')
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self._setup(configfile)
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n1 = zk.Node()
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n1.state = zk.BUILDING
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n1.type = 'fake-label'
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mgr = OpenStackNodeLaunchManager(self.zk, self.provider_pool,
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self.pmanager, 'zuul', 1)
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mgr.launch(n1)
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while not mgr.poll():
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time.sleep(0)
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self.assertEqual(len(mgr.ready_nodes), 1)
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self.assertEqual(len(mgr.failed_nodes), 0)
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@mock.patch('nodepool.driver.openstack.handler.NodeLauncher._launchNode')
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def test_failed_launch(self, mock_launch):
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configfile = self.setup_config('node.yaml')
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self._setup(configfile)
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mock_launch.side_effect = Exception()
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n1 = zk.Node()
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n1.state = zk.BUILDING
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n1.type = 'fake-label'
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mgr = OpenStackNodeLaunchManager(self.zk, self.provider_pool,
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self.pmanager, 'zuul', 1)
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mgr.launch(n1)
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while not mgr.poll():
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time.sleep(0)
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self.assertEqual(len(mgr.failed_nodes), 1)
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self.assertEqual(len(mgr.ready_nodes), 0)
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@mock.patch('nodepool.driver.openstack.handler.NodeLauncher._launchNode')
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def test_mixed_launch(self, mock_launch):
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configfile = self.setup_config('node.yaml')
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self._setup(configfile)
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mock_launch.side_effect = [None, Exception()]
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n1 = zk.Node()
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n1.state = zk.BUILDING
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n1.type = 'fake-label'
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n2 = zk.Node()
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n2.state = zk.BUILDING
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n2.type = 'fake-label'
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mgr = OpenStackNodeLaunchManager(self.zk, self.provider_pool,
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self.pmanager, 'zuul', 1)
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mgr.launch(n1)
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mgr.launch(n2)
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while not mgr.poll():
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time.sleep(0)
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self.assertEqual(len(mgr.failed_nodes), 1)
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self.assertEqual(len(mgr.ready_nodes), 1)
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