openstack
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ceilometer
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ceilometer/ceilometer/tests/unit/event/test_endpoint.py

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Python
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#
# Copyright 2012 New Dream Network, LLC (DreamHost)
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Tests for Ceilometer notify daemon."""
import mock
import oslo_messaging
from oslo_utils import fileutils
from oslotest import mockpatch
import six
import yaml
from ceilometer.event import endpoint as event_endpoint
from ceilometer import pipeline
from ceilometer import publisher
from ceilometer.publisher import test
from ceilometer import service
from ceilometer.tests import base as tests_base
TEST_NOTICE_CTXT = {
u'auth_token': u'3d8b13de1b7d499587dfc69b77dc09c2',
u'is_admin': True,
u'project_id': u'7c150a59fe714e6f9263774af9688f0e',
u'quota_class': None,
u'read_deleted': u'no',
u'remote_address': u'10.0.2.15',
u'request_id': u'req-d68b36e0-9233-467f-9afb-d81435d64d66',
u'roles': [u'admin'],
u'timestamp': u'2012-05-08T20:23:41.425105',
u'user_id': u'1e3ce043029547f1a61c1996d1a531a2',
}
TEST_NOTICE_METADATA = {
u'message_id': u'dae6f69c-00e0-41c0-b371-41ec3b7f4451',
u'timestamp': u'2012-05-08 20:23:48.028195',
}
TEST_NOTICE_PAYLOAD = {
u'created_at': u'2012-05-08 20:23:41',
u'deleted_at': u'',
u'disk_gb': 0,
u'display_name': u'testme',
u'fixed_ips': [{u'address': u'10.0.0.2',
u'floating_ips': [],
u'meta': {},
u'type': u'fixed',
u'version': 4}],
u'image_ref_url': u'http://10.0.2.15:9292/images/UUID',
u'instance_id': u'9f9d01b9-4a58-4271-9e27-398b21ab20d1',
u'instance_type': u'm1.tiny',
u'instance_type_id': 2,
u'launched_at': u'2012-05-08 20:23:47.985999',
u'memory_mb': 512,
u'state': u'active',
u'state_description': u'',
u'tenant_id': u'7c150a59fe714e6f9263774af9688f0e',
u'user_id': u'1e3ce043029547f1a61c1996d1a531a2',
u'reservation_id': u'1e3ce043029547f1a61c1996d1a531a3',
u'vcpus': 1,
u'root_gb': 0,
u'ephemeral_gb': 0,
u'host': u'compute-host-name',
u'availability_zone': u'1e3ce043029547f1a61c1996d1a531a4',
u'os_type': u'linux?',
u'architecture': u'x86',
u'image_ref': u'UUID',
u'kernel_id': u'1e3ce043029547f1a61c1996d1a531a5',
u'ramdisk_id': u'1e3ce043029547f1a61c1996d1a531a6',
}
class TestEventEndpoint(tests_base.BaseTestCase):
@staticmethod
def get_publisher(conf, url, namespace=''):
fake_drivers = {'test://': test.TestPublisher,
'except://': test.TestPublisher}
return fake_drivers[url](conf, url)
def _setup_pipeline(self, publishers):
ev_pipeline = yaml.dump({
'sources': [{
'name': 'test_event',
'events': ['test.test'],
'sinks': ['test_sink']
}],
'sinks': [{
'name': 'test_sink',
'publishers': publishers
}]
})
if six.PY3:
ev_pipeline = ev_pipeline.encode('utf-8')
ev_pipeline_cfg_file = fileutils.write_to_tempfile(
content=ev_pipeline, prefix="event_pipeline", suffix="yaml")
self.CONF.set_override('event_pipeline_cfg_file',
ev_pipeline_cfg_file)
ev_pipeline_mgr = pipeline.setup_event_pipeline(self.CONF)
return ev_pipeline_mgr
def _setup_endpoint(self, publishers):
ev_pipeline_mgr = self._setup_pipeline(publishers)
self.endpoint = event_endpoint.EventsNotificationEndpoint(
ev_pipeline_mgr)
self.endpoint.event_converter = mock.MagicMock()
self.endpoint.event_converter.to_event.return_value = mock.MagicMock(
event_type='test.test')
def setUp(self):
super(TestEventEndpoint, self).setUp()
self.CONF = service.prepare_service([], [])
self.CONF.set_override("connection", "log://", group='database')
self.setup_messaging(self.CONF)
self.useFixture(mockpatch.PatchObject(publisher, 'get_publisher',
side_effect=self.get_publisher))
self.fake_publisher = mock.Mock()
self.useFixture(mockpatch.Patch(
'ceilometer.publisher.test.TestPublisher',
return_value=self.fake_publisher))
def test_message_to_event(self):
self._setup_endpoint(['test://'])
self.endpoint.info([{'ctxt': TEST_NOTICE_CTXT,
'publisher_id': 'compute.vagrant-precise',
'event_type': 'compute.instance.create.end',
'payload': TEST_NOTICE_PAYLOAD,
'metadata': TEST_NOTICE_METADATA}])
def test_bad_event_non_ack_and_requeue(self):
self._setup_endpoint(['test://'])
self.fake_publisher.publish_events.side_effect = Exception
self.CONF.set_override("ack_on_event_error", False,
group="notification")
ret = self.endpoint.info([{'ctxt': TEST_NOTICE_CTXT,
'publisher_id': 'compute.vagrant-precise',
'event_type': 'compute.instance.create.end',
'payload': TEST_NOTICE_PAYLOAD,
'metadata': TEST_NOTICE_METADATA}])
self.assertEqual(oslo_messaging.NotificationResult.REQUEUE, ret)
def test_message_to_event_bad_event(self):
self._setup_endpoint(['test://'])
self.fake_publisher.publish_events.side_effect = Exception
self.CONF.set_override("ack_on_event_error", False,
group="notification")
message = {
'payload': {'event_type': "foo", 'message_id': "abc"},
'metadata': {},
'ctxt': {}
}
with mock.patch("ceilometer.pipeline.LOG") as mock_logger:
ret = self.endpoint.process_notification('info', [message])
self.assertEqual(oslo_messaging.NotificationResult.REQUEUE, ret)
exception_mock = mock_logger.error
self.assertIn('Exit after error from publisher',
exception_mock.call_args_list[0][0][0])
def test_message_to_event_bad_event_multi_publish(self):
self._setup_endpoint(['test://', 'except://'])
self.fake_publisher.publish_events.side_effect = Exception
self.CONF.set_override("ack_on_event_error", False,
group="notification")
message = {
'payload': {'event_type': "foo", 'message_id': "abc"},
'metadata': {},
'ctxt': {}
}
with mock.patch("ceilometer.pipeline.LOG") as mock_logger:
ret = self.endpoint.process_notification('info', [message])
self.assertEqual(oslo_messaging.NotificationResult.HANDLED, ret)
exception_mock = mock_logger.error
self.assertIn('Continue after error from publisher',
exception_mock.call_args_list[0][0][0])
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