# -*- encoding: utf-8 -*- # # Copyright © 2012 New Dream Network, LLC (DreamHost) # # Author: Doug Hellmann # # 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/agent/service.py """ import datetime import socket import mock from mock import patch import msgpack from stevedore import extension from stevedore.tests import manager as test_manager from ceilometer.collector import service from ceilometer.compute import notifications from ceilometer.openstack.common.fixture import config from ceilometer.openstack.common.fixture import moxstubout from ceilometer.openstack.common import timeutils from ceilometer import sample from ceilometer.storage import models from ceilometer.tests import base as tests_base TEST_NOTICE = { u'_context_auth_token': u'3d8b13de1b7d499587dfc69b77dc09c2', u'_context_is_admin': True, u'_context_project_id': u'7c150a59fe714e6f9263774af9688f0e', u'_context_quota_class': None, u'_context_read_deleted': u'no', u'_context_remote_address': u'10.0.2.15', u'_context_request_id': u'req-d68b36e0-9233-467f-9afb-d81435d64d66', u'_context_roles': [u'admin'], u'_context_timestamp': u'2012-05-08T20:23:41.425105', u'_context_user_id': u'1e3ce043029547f1a61c1996d1a531a2', u'event_type': u'compute.instance.create.end', u'message_id': u'dae6f69c-00e0-41c0-b371-41ec3b7f4451', u'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', }, u'priority': u'INFO', u'publisher_id': u'compute.vagrant-precise', u'timestamp': u'2012-05-08 20:23:48.028195', } class TestCollector(tests_base.BaseTestCase): def setUp(self): super(TestCollector, self).setUp() self.CONF = self.useFixture(config.Config()).conf self.CONF.set_override("connection", "log://", group='database') class TestUDPCollectorService(TestCollector): def _make_fake_socket(self, family, type): udp_socket = self.mox.CreateMockAnything() udp_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) udp_socket.bind((self.CONF.collector.udp_address, self.CONF.collector.udp_port)) def stop_udp(anything): # Make the loop stop self.srv.stop() udp_socket.recvfrom(64 * 1024).WithSideEffects( stop_udp).AndReturn( (msgpack.dumps(self.counter), ('127.0.0.1', 12345))) self.mox.ReplayAll() return udp_socket def setUp(self): super(TestUDPCollectorService, self).setUp() self.mox = self.useFixture(moxstubout.MoxStubout()).mox self.srv = service.UDPCollectorService() self.counter = sample.Sample( name='foobar', type='bad', unit='F', volume=1, user_id='jd', project_id='ceilometer', resource_id='cat', timestamp='NOW!', resource_metadata={}, ).as_dict() def test_udp_receive(self): mock_dispatcher = mock.MagicMock() self.srv.dispatcher_manager = test_manager.TestExtensionManager( [extension.Extension('test', None, None, mock_dispatcher ), ]) self.counter['source'] = 'mysource' self.counter['counter_name'] = self.counter['name'] self.counter['counter_volume'] = self.counter['volume'] self.counter['counter_type'] = self.counter['type'] self.counter['counter_unit'] = self.counter['unit'] with patch('socket.socket', self._make_fake_socket): self.srv.start() mock_dispatcher.record_metering_data.assert_called_once_with( self.counter) def test_udp_receive_storage_error(self): mock_dispatcher = mock.MagicMock() self.srv.dispatcher_manager = test_manager.TestExtensionManager( [extension.Extension('test', None, None, mock_dispatcher ), ]) mock_dispatcher.record_metering_data.side_effect = self._raise_error self.counter['source'] = 'mysource' self.counter['counter_name'] = self.counter['name'] self.counter['counter_volume'] = self.counter['volume'] self.counter['counter_type'] = self.counter['type'] self.counter['counter_unit'] = self.counter['unit'] with patch('socket.socket', self._make_fake_socket): self.srv.start() mock_dispatcher.record_metering_data.assert_called_once_with( self.counter) @staticmethod def _raise_error(): raise Exception def test_udp_receive_bad_decoding(self): with patch('socket.socket', self._make_fake_socket): with patch('msgpack.loads', self._raise_error): self.srv.start() class MyException(Exception): pass class TestCollectorService(TestCollector): def setUp(self): super(TestCollectorService, self).setUp() self.srv = service.CollectorService('the-host', 'the-topic') self.ctx = None @patch('ceilometer.pipeline.setup_pipeline', mock.MagicMock()) def test_init_host(self): # If we try to create a real RPC connection, init_host() never # returns. Mock it out so we can establish the service # configuration. with patch('ceilometer.openstack.common.rpc.create_connection'): self.srv.start() @patch('ceilometer.pipeline.setup_pipeline', mock.MagicMock()) def test_process_notification(self): # If we try to create a real RPC connection, init_host() never # returns. Mock it out so we can establish the service # configuration. self.CONF.set_override("store_events", False, group="collector") with patch('ceilometer.openstack.common.rpc.create_connection'): self.srv.start() self.srv.pipeline_manager.pipelines[0] = mock.MagicMock() self.srv.notification_manager = test_manager.TestExtensionManager( [extension.Extension('test', None, None, notifications.Instance(), ), ]) self.srv.process_notification(TEST_NOTICE) self.assertTrue( self.srv.pipeline_manager.publisher.called) def test_process_notification_no_events(self): self.CONF.set_override("store_events", False, group="collector") self.srv.notification_manager = mock.MagicMock() with patch.object(self.srv, '_message_to_event') as fake_msg_to_event: self.srv.process_notification({}) self.assertFalse(fake_msg_to_event.called) def test_process_notification_with_events(self): self.CONF.set_override("store_events", True, group="collector") self.srv.notification_manager = mock.MagicMock() with patch.object(self.srv, '_message_to_event') as fake_msg_to_event: self.srv.process_notification({}) self.assertTrue(fake_msg_to_event.called) def test_message_to_event_missing_keys(self): now = timeutils.utcnow() timeutils.set_time_override(now) message = {'event_type': "foo", 'message_id': "abc", 'publisher_id': "1"} mock_dispatcher = mock.MagicMock() self.srv.dispatcher_manager = test_manager.TestExtensionManager( [extension.Extension('test', None, None, mock_dispatcher ), ]) with patch('ceilometer.collector.service.LOG') as mylog: self.srv._message_to_event(message) self.assertFalse(mylog.exception.called) events = mock_dispatcher.record_events.call_args[0] self.assertEqual(1, len(events)) event = events[0] self.assertEqual("foo", event.event_name) self.assertEqual(now, event.generated) self.assertEqual(1, len(event.traits)) def test_message_to_event_duplicate(self): self.CONF.set_override("store_events", True, group="collector") mock_dispatcher = mock.MagicMock() self.srv.dispatcher_manager = test_manager.TestExtensionManager( [extension.Extension('test', None, None, mock_dispatcher ), ]) mock_dispatcher.record_events.return_value = [ (models.Event.DUPLICATE, object())] message = {'event_type': "foo", 'message_id': "abc"} self.srv._message_to_event(message) # Should return silently. def test_message_to_event_bad_event(self): self.CONF.set_override("store_events", True, group="collector") mock_dispatcher = mock.MagicMock() self.srv.dispatcher_manager = test_manager.TestExtensionManager( [extension.Extension('test', None, None, mock_dispatcher ), ]) mock_dispatcher.record_events.return_value = [ (models.Event.UNKNOWN_PROBLEM, object())] message = {'event_type': "foo", 'message_id': "abc"} self.assertRaises(service.UnableToSaveEventException, self.srv._message_to_event, message) def test_extract_when(self): now = timeutils.utcnow() modified = now + datetime.timedelta(minutes=1) timeutils.set_time_override(now) body = {"timestamp": str(modified)} when = service.CollectorService._extract_when(body) self.assertTimestampEqual(modified, when) body = {"_context_timestamp": str(modified)} when = service.CollectorService._extract_when(body) self.assertTimestampEqual(modified, when) then = now + datetime.timedelta(hours=1) body = {"timestamp": str(modified), "_context_timestamp": str(then)} when = service.CollectorService._extract_when(body) self.assertTimestampEqual(modified, when) when = service.CollectorService._extract_when({}) self.assertTimestampEqual(now, when)