aodh/ceilometer/tests/event/test_endpoint.py

#
# Copyright 2012 New Dream Network, LLC (DreamHost)
#
# Author: Doug Hellmann <doug.hellmann@dreamhost.com>
#
# 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
from oslo.config import cfg
from oslo.config import fixture as fixture_config
import oslo.messaging
from stevedore import extension

import ceilometer
from ceilometer.event import endpoint as event_endpoint
from ceilometer.event.storage import models
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',
}


cfg.CONF.import_opt('store_events', 'ceilometer.notification',
                    group='notification')


class TestEventEndpoint(tests_base.BaseTestCase):

    def setUp(self):
        super(TestEventEndpoint, self).setUp()
        self.CONF = self.useFixture(fixture_config.Config()).conf
        self.CONF([])
        self.CONF.set_override("connection", "log://", group='database')
        self.CONF.set_override("store_events", True, group="notification")
        self.setup_messaging(self.CONF)

        self.mock_dispatcher = mock.MagicMock()
        self.endpoint = event_endpoint.EventsNotificationEndpoint()
        (self.endpoint.
         dispatcher_manager) = (extension.ExtensionManager.
                                make_test_instance([extension.
                                                    Extension('test', None,
                                                              None,
                                                              self.
                                                              mock_dispatcher)
                                                    ]))
        self.endpoint.event_converter = mock.MagicMock()
        self.endpoint.event_converter.to_event.return_value = mock.MagicMock(
            event_type='test.test')

    @mock.patch('ceilometer.event.endpoint.LOG')
    def test_event_not_implemented(self, log):
        re = self.mock_dispatcher.record_events
        re.side_effect = ceilometer.NotImplementedError
        message = {'event_type': "foo", 'message_id': "abc"}
        ret = self.endpoint.process_notification(message)
        log.warn.assert_called_once_with(
            'Event is not implemented with the storage backend')
        self.assertEqual(oslo.messaging.NotificationResult.HANDLED, ret)

    def test_message_to_event(self):
        self.endpoint.info(TEST_NOTICE_CTXT, 'compute.vagrant-precise',
                           'compute.instance.create.end',
                           TEST_NOTICE_PAYLOAD, TEST_NOTICE_METADATA)

    def test_message_to_event_duplicate(self):
        self.mock_dispatcher.record_events.return_value = [
            (models.Event.DUPLICATE, object())]
        message = {'event_type': "foo", 'message_id': "abc"}
        self.endpoint.process_notification(message)  # Should return silently.

    def test_message_to_event_bad_event(self):
        self.CONF.set_override("ack_on_event_error", False,
                               group="notification")
        self.mock_dispatcher.record_events.return_value = [
            (models.Event.UNKNOWN_PROBLEM, object())]
        message = {'event_type': "foo", 'message_id': "abc"}
        ret = self.endpoint.process_notification(message)
        self.assertEqual(oslo.messaging.NotificationResult.REQUEUE, ret)