Use NotificationPlugin as an oslo.msg endpoint

This refactor the NotificationPlugin code to have
NotificationPlugin acting as a oslo.messaging endpoint

Change-Id: Iecdce3513a22a1c1d5037ed2969c6333e893791d

ceilometer/tests/event/test_endpoint.py

@@ -0,0 +1,123 @@
+# -*- encoding: utf-8 -*-
+#
+# 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
+
+import oslo.messaging
+from stevedore import extension
+
+from ceilometer.event import endpoint as event_endpoint
+from ceilometer import messaging
+from ceilometer.openstack.common.fixture import config
+from ceilometer.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',
+}
+
+
+class TestEventEndpoint(tests_base.BaseTestCase):
+
+    def setUp(self):
+        super(TestEventEndpoint, self).setUp()
+        self.CONF = self.useFixture(config.Config()).conf
+        self.CONF([])
+        messaging.setup('fake://')
+        self.addCleanup(messaging.cleanup)
+        self.CONF.set_override("connection", "log://", group='database')
+        self.CONF.set_override("store_events", True, group="notification")
+
+        self.endpoint = event_endpoint.EventsNotificationEndpoint()
+
+        self.mock_dispatcher = mock.MagicMock()
+        self.endpoint.event_converter = mock.MagicMock()
+        self.endpoint.event_converter.to_event.return_value = mock.MagicMock(
+            event_type='test.test')
+        self.endpoint.dispatcher_manager = \
+            extension.ExtensionManager.make_test_instance([
+                extension.Extension('test', None, None, self.mock_dispatcher)
+            ])
+
+    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)