276 lines
10 KiB
Python
276 lines
10 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/service.py
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"""
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import datetime
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import msgpack
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import socket
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from mock import patch
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from mock import MagicMock
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from oslo.config import cfg
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from stevedore import extension
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from stevedore.tests import manager as test_manager
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from ceilometer import sample
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from ceilometer.openstack.common import timeutils
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from ceilometer.collector import service
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from ceilometer.storage import base
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from ceilometer.tests import base as tests_base
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from ceilometer.compute import notifications
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TEST_NOTICE = {
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u'_context_auth_token': u'3d8b13de1b7d499587dfc69b77dc09c2',
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u'_context_is_admin': True,
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u'_context_project_id': u'7c150a59fe714e6f9263774af9688f0e',
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u'_context_quota_class': None,
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u'_context_read_deleted': u'no',
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u'_context_remote_address': u'10.0.2.15',
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u'_context_request_id': u'req-d68b36e0-9233-467f-9afb-d81435d64d66',
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u'_context_roles': [u'admin'],
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u'_context_timestamp': u'2012-05-08T20:23:41.425105',
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u'_context_user_id': u'1e3ce043029547f1a61c1996d1a531a2',
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u'event_type': u'compute.instance.create.end',
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u'message_id': u'dae6f69c-00e0-41c0-b371-41ec3b7f4451',
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u'payload': {u'created_at': u'2012-05-08 20:23:41',
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u'deleted_at': u'',
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u'disk_gb': 0,
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u'display_name': u'testme',
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u'fixed_ips': [{u'address': u'10.0.0.2',
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u'floating_ips': [],
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u'meta': {},
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u'type': u'fixed',
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u'version': 4}],
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u'image_ref_url': u'http://10.0.2.15:9292/images/UUID',
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u'instance_id': u'9f9d01b9-4a58-4271-9e27-398b21ab20d1',
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u'instance_type': u'm1.tiny',
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u'instance_type_id': 2,
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u'launched_at': u'2012-05-08 20:23:47.985999',
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u'memory_mb': 512,
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u'state': u'active',
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u'state_description': u'',
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u'tenant_id': u'7c150a59fe714e6f9263774af9688f0e',
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u'user_id': u'1e3ce043029547f1a61c1996d1a531a2',
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u'reservation_id': u'1e3ce043029547f1a61c1996d1a531a3',
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u'vcpus': 1,
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u'root_gb': 0,
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u'ephemeral_gb': 0,
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u'host': u'compute-host-name',
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u'availability_zone': u'1e3ce043029547f1a61c1996d1a531a4',
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u'os_type': u'linux?',
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u'architecture': u'x86',
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u'image_ref': u'UUID',
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u'kernel_id': u'1e3ce043029547f1a61c1996d1a531a5',
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u'ramdisk_id': u'1e3ce043029547f1a61c1996d1a531a6',
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},
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u'priority': u'INFO',
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u'publisher_id': u'compute.vagrant-precise',
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u'timestamp': u'2012-05-08 20:23:48.028195',
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}
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class TestCollector(tests_base.TestCase):
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def setUp(self):
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super(TestCollector, self).setUp()
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cfg.CONF.set_override("connection", "log://", group='database')
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class TestUDPCollectorService(TestCollector):
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def _make_fake_socket(self, family, type):
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udp_socket = self.mox.CreateMockAnything()
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udp_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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udp_socket.bind((cfg.CONF.collector.udp_address,
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cfg.CONF.collector.udp_port))
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def stop_udp(anything):
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# Make the loop stop
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self.srv.stop()
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udp_socket.recvfrom(64 * 1024).WithSideEffects(
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stop_udp).AndReturn(
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(msgpack.dumps(self.counter),
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('127.0.0.1', 12345)))
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self.mox.ReplayAll()
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return udp_socket
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def setUp(self):
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super(TestUDPCollectorService, self).setUp()
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self.srv = service.UDPCollectorService()
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self.counter = sample.Sample(
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name='foobar',
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type='bad',
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unit='F',
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volume=1,
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user_id='jd',
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project_id='ceilometer',
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resource_id='cat',
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timestamp='NOW!',
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resource_metadata={},
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).as_dict()
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def test_service_has_storage_conn(self):
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srv = service.UDPCollectorService()
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self.assertIsNotNone(srv.storage_conn)
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def test_udp_receive(self):
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self.srv.storage_conn = self.mox.CreateMock(base.Connection)
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self.counter['source'] = 'mysource'
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self.counter['counter_name'] = self.counter['name']
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self.counter['counter_volume'] = self.counter['volume']
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self.counter['counter_type'] = self.counter['type']
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self.counter['counter_unit'] = self.counter['unit']
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self.srv.storage_conn.record_metering_data(self.counter)
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self.mox.ReplayAll()
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with patch('socket.socket', self._make_fake_socket):
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self.srv.start()
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@staticmethod
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def _raise_error():
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raise Exception
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def test_udp_receive_bad_decoding(self):
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with patch('socket.socket', self._make_fake_socket):
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with patch('msgpack.loads', self._raise_error):
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self.srv.start()
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def test_udp_receive_storage_error(self):
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self.srv.storage_conn = self.mox.CreateMock(base.Connection)
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self.counter['source'] = 'mysource'
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self.counter['counter_name'] = self.counter['name']
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self.counter['counter_volume'] = self.counter['volume']
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self.counter['counter_type'] = self.counter['type']
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self.counter['counter_unit'] = self.counter['unit']
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self.srv.storage_conn.record_metering_data(
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self.counter).AndRaise(IOError)
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self.mox.ReplayAll()
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with patch('socket.socket', self._make_fake_socket):
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self.srv.start()
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class MyException(Exception):
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pass
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class TestCollectorService(TestCollector):
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def setUp(self):
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super(TestCollectorService, self).setUp()
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self.srv = service.CollectorService('the-host', 'the-topic')
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self.ctx = None
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def test_service_has_storage_conn(self):
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# Test an unmocked default CollectorService
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srv = service.CollectorService('the-host', 'the-topic')
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self.assertIsNotNone(srv.storage_conn)
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@patch('ceilometer.pipeline.setup_pipeline', MagicMock())
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def test_init_host(self):
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# If we try to create a real RPC connection, init_host() never
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# returns. Mock it out so we can establish the service
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# configuration.
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with patch('ceilometer.openstack.common.rpc.create_connection'):
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self.srv.start()
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@patch('ceilometer.pipeline.setup_pipeline', MagicMock())
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def test_process_notification(self):
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# If we try to create a real RPC connection, init_host() never
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# returns. Mock it out so we can establish the service
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# configuration.
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cfg.CONF.set_override("store_events", False, group="collector")
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with patch('ceilometer.openstack.common.rpc.create_connection'):
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self.srv.start()
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self.srv.pipeline_manager.pipelines[0] = MagicMock()
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self.srv.notification_manager = test_manager.TestExtensionManager(
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[extension.Extension('test',
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None,
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None,
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notifications.Instance(),
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),
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])
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self.srv.process_notification(TEST_NOTICE)
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self.assertTrue(
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self.srv.pipeline_manager.publisher.called)
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def test_process_notification_no_events(self):
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cfg.CONF.set_override("store_events", False, group="collector")
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self.srv.notification_manager = MagicMock()
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with patch.object(self.srv, '_message_to_event') as fake_msg_to_event:
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self.srv.process_notification({})
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self.assertFalse(fake_msg_to_event.called)
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def test_process_notification_with_events(self):
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cfg.CONF.set_override("store_events", True, group="collector")
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self.srv.notification_manager = MagicMock()
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with patch.object(self.srv, '_message_to_event') as fake_msg_to_event:
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self.srv.process_notification({})
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self.assertTrue(fake_msg_to_event.called)
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def test_message_to_event_missing_keys(self):
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now = timeutils.utcnow()
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timeutils.set_time_override(now)
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message = {'event_type': "foo", 'message_id': "abc"}
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self.srv.storage_conn = MagicMock()
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with patch('ceilometer.collector.service.LOG') as mylog:
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self.srv._message_to_event(message)
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self.assertFalse(mylog.exception.called)
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events = self.srv.storage_conn.record_events.call_args[0]
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self.assertEqual(1, len(events))
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event = events[0][0]
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self.assertEqual("foo", event.event_name)
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self.assertEqual(now, event.generated)
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self.assertEqual(1, len(event.traits))
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def test_message_to_event_bad_save(self):
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cfg.CONF.set_override("store_events", True, group="collector")
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self.srv.storage_conn = MagicMock()
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self.srv.storage_conn.record_events.side_effect = MyException("Boom")
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message = {'event_type': "foo", 'message_id': "abc"}
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try:
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self.srv._message_to_event(message)
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self.fail("failing save should raise")
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except MyException:
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pass
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def test_extract_when(self):
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now = timeutils.utcnow()
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modified = now + datetime.timedelta(minutes=1)
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timeutils.set_time_override(now)
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body = {"timestamp": str(modified)}
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self.assertEqual(service.CollectorService._extract_when(body),
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modified)
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body = {"_context_timestamp": str(modified)}
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self.assertEqual(service.CollectorService._extract_when(body),
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modified)
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then = now + datetime.timedelta(hours=1)
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body = {"timestamp": str(modified), "_context_timestamp": str(then)}
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self.assertEqual(service.CollectorService._extract_when(body),
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modified)
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self.assertEqual(service.CollectorService._extract_when({}), now)
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