/usr/lib/python2.7/dist-packages/aodh/tests/unit/test_rpc.py is in python-aodh 2.0.0-0ubuntu1.
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# Copyright 2013-2014 eNovance <licensing@enovance.com>
#
# Authors: Mehdi Abaakouk <mehdi.abaakouk@enovance.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.
import uuid
from ceilometerclient.v2 import alarms
from oslo_config import fixture as fixture_config
import six
from aodh import messaging
from aodh import rpc
from aodh import service
from aodh.storage import models
from aodh.tests import base as tests_base
class FakeNotifier(object):
def __init__(self, conf, transport):
self.rpc = messaging.get_rpc_server(
conf, transport, "alarm_notifier", self)
self.notified = []
def start(self, expected_length):
self.expected_length = expected_length
self.rpc.start()
def notify_alarm(self, context, data):
self.notified.append(data)
if len(self.notified) == self.expected_length:
self.rpc.stop()
class TestRPCAlarmNotifier(tests_base.BaseTestCase):
def setUp(self):
super(TestRPCAlarmNotifier, self).setUp()
conf = service.prepare_service(argv=[], config_files=[])
self.CONF = self.useFixture(fixture_config.Config(conf)).conf
self.setup_messaging(self.CONF)
self.notifier_server = FakeNotifier(self.CONF, self.transport)
self.notifier = rpc.RPCAlarmNotifier(self.CONF)
self.alarms = [
alarms.Alarm(None, info={
'name': 'instance_running_hot',
'meter_name': 'cpu_util',
'comparison_operator': 'gt',
'threshold': 80.0,
'evaluation_periods': 5,
'statistic': 'avg',
'state': 'ok',
'ok_actions': ['http://host:8080/path'],
'user_id': 'foobar',
'project_id': 'snafu',
'period': 60,
'alarm_id': str(uuid.uuid4()),
'severity': 'critical',
'matching_metadata':{'resource_id':
'my_instance'}
}),
alarms.Alarm(None, info={
'name': 'group_running_idle',
'meter_name': 'cpu_util',
'comparison_operator': 'le',
'threshold': 10.0,
'statistic': 'max',
'evaluation_periods': 4,
'state': 'insufficient data',
'insufficient_data_actions': ['http://other_host/path'],
'user_id': 'foobar',
'project_id': 'snafu',
'period': 300,
'alarm_id': str(uuid.uuid4()),
'severity': 'critical',
'matching_metadata':{'metadata.user_metadata.AS':
'my_group'}
}),
]
def test_rpc_target(self):
topic = self.notifier.client.target.topic
self.assertEqual('alarm_notifier', topic)
def test_notify_alarm(self):
self.notifier_server.start(2)
previous = ['alarm', 'ok']
for i, a in enumerate(self.alarms):
self.notifier.notify(a, previous[i], "what? %d" % i,
{'fire': '%d' % i})
self.notifier_server.rpc.wait()
self.assertEqual(2, len(self.notifier_server.notified))
for i, a in enumerate(self.alarms):
actions = getattr(a, models.Alarm.ALARM_ACTIONS_MAP[a.state])
self.assertEqual(self.alarms[i].alarm_id,
self.notifier_server.notified[i]["alarm_id"])
self.assertEqual(self.alarms[i].name,
self.notifier_server.notified[i]["alarm_name"])
self.assertEqual(self.alarms[i].severity,
self.notifier_server.notified[i]["severity"])
self.assertEqual(actions,
self.notifier_server.notified[i]["actions"])
self.assertEqual(previous[i],
self.notifier_server.notified[i]["previous"])
self.assertEqual(self.alarms[i].state,
self.notifier_server.notified[i]["current"])
self.assertEqual("what? %d" % i,
self.notifier_server.notified[i]["reason"])
self.assertEqual({'fire': '%d' % i},
self.notifier_server.notified[i]["reason_data"])
def test_notify_non_string_reason(self):
self.notifier_server.start(1)
self.notifier.notify(self.alarms[0], 'ok', 42, {})
self.notifier_server.rpc.wait()
reason = self.notifier_server.notified[0]['reason']
self.assertIsInstance(reason, six.string_types)
def test_notify_no_actions(self):
alarm = alarms.Alarm(None, info={
'name': 'instance_running_hot',
'meter_name': 'cpu_util',
'comparison_operator': 'gt',
'threshold': 80.0,
'evaluation_periods': 5,
'statistic': 'avg',
'state': 'ok',
'user_id': 'foobar',
'project_id': 'snafu',
'period': 60,
'ok_actions': [],
'alarm_id': str(uuid.uuid4()),
'matching_metadata': {'resource_id':
'my_instance'}
})
self.notifier.notify(alarm, 'alarm', "what?", {})
self.assertEqual(0, len(self.notifier_server.notified))
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