ae64a792f8
Move away from calling pkg_resources directly to use stevedore to load plugins. This lays the ground work for handling disabled plugins during the loading phase. addresses bug #1021350 Change-Id: I94c2d0da2a6f9222611716b96455104a71564f29 Signed-off-by: Doug Hellmann <doug.hellmann@dreamhost.com>
102 lines
3.6 KiB
Python
102 lines
3.6 KiB
Python
# -*- encoding: utf-8 -*-
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#
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# Copyright © 2012 New Dream Network, LLC (DreamHost)
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#
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# Author: Doug Hellmann <doug.hellmann@dreamhost.com>
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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 ceilometer/agent/manager.py
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"""
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import datetime
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from stevedore import extension
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from ceilometer.compute import manager
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from ceilometer import counter
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from ceilometer import publish
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from ceilometer.tests import base
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from ceilometer.openstack.common import cfg
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def test_load_plugins():
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mgr = manager.AgentManager()
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mgr.init_host()
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assert list(mgr.ext_manager), 'Failed to load any plugins'
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return
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class TestRunTasks(base.TestCase):
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class Pollster:
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counters = []
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test_data = counter.Counter(
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name='test',
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type=counter.TYPE_CUMULATIVE,
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volume=1,
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user_id='test',
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project_id='test',
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resource_id='test_run_tasks',
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timestamp=datetime.datetime.utcnow().isoformat(),
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resource_metadata={'name': 'Pollster',
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},
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)
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def get_counters(self, manager, instance):
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self.counters.append((manager, instance))
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return [self.test_data]
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def faux_notify(self, context, msg, topic, secret):
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self.notifications.append((msg, topic, secret))
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def setUp(self):
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super(TestRunTasks, self).setUp()
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self.notifications = []
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self.stubs.Set(publish, 'publish_counter', self.faux_notify)
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self.mgr = manager.AgentManager()
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self.mgr.ext_manager = extension.ExtensionManager('fake',
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invoke_on_load=False,
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)
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self.mgr.ext_manager.extensions = [extension.Extension('test',
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None,
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None,
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self.Pollster(),
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),
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]
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# Set up a fake instance value to be returned by
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# instance_get_all_by_host() so when the manager gets the list
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# of instances to poll we can control the results.
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self.instance = {'name': 'faux', 'vm_state': 'active'}
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stillborn_instance = {'name': 'stillborn', 'vm_state': 'error'}
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self.mox.StubOutWithMock(self.mgr.db, 'instance_get_all_by_host')
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self.mgr.db.instance_get_all_by_host(
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None,
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self.mgr.host,
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).AndReturn([self.instance, stillborn_instance])
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self.mox.ReplayAll()
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# Invoke the periodic tasks to call the pollsters.
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self.mgr.periodic_tasks(None)
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def test_message(self):
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assert len(self.Pollster.counters) == 1
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assert self.Pollster.counters[0][1] is self.instance
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def test_notifications(self):
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actual = self.notifications
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assert actual == [(self.Pollster.test_data,
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cfg.CONF.metering_topic,
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cfg.CONF.metering_secret,
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)]
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