aodh/tests/alarm/test_rpc.py
Eoghan Glynn f8796ee380 Notify with string representation of alarm reason
Fixes bug 1227668

Ensure string representation of alarm reason is passed to the
alarm notifier over RPC (as opposed to a gettextutils.Message
instance).

Change-Id: I6a840789f83068ee5721cb139b06cf0071240152
2013-09-20 12:20:09 +01:00

99 lines
3.9 KiB
Python

# -*- encoding: utf-8 -*-
#
# Copyright © 2013 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 oslo.config import cfg
from ceilometer.alarm import rpc as rpc_alarm
from ceilometer.openstack.common import rpc
from ceilometer.storage.models import Alarm as AlarmModel
from ceilometer.tests import base
from ceilometerclient.v2.alarms import Alarm as AlarmClient
class TestRPCAlarmNotifier(base.TestCase):
def faux_cast(self, context, topic, msg):
self.notified.append((topic, msg))
def setUp(self):
super(TestRPCAlarmNotifier, self).setUp()
self.notified = []
self.stubs.Set(rpc, 'cast', self.faux_cast)
self.notifier = rpc_alarm.RPCAlarmNotifier()
self.alarms = [
AlarmClient(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()),
'matching_metadata':{'resource_id':
'my_instance'}
}),
AlarmClient(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()),
'matching_metadata':{'metadata.user_metadata.AS':
'my_group'}
}),
]
def test_notify_alarm(self):
previous = ['alarm', 'ok']
for i, a in enumerate(self.alarms):
self.notifier.notify(a, previous[i], "what? %d" % i)
self.assertEqual(len(self.notified), 2)
for i, a in enumerate(self.alarms):
actions = getattr(a, AlarmModel.ALARM_ACTIONS_MAP[a.state])
self.assertEqual(self.notified[i][0],
cfg.CONF.alarm.notifier_rpc_topic)
self.assertEqual(self.notified[i][1]["args"]["data"]["alarm_id"],
self.alarms[i].alarm_id)
self.assertEqual(self.notified[i][1]["args"]["data"]["actions"],
actions)
self.assertEqual(self.notified[i][1]["args"]["data"]["previous"],
previous[i])
self.assertEqual(self.notified[i][1]["args"]["data"]["current"],
self.alarms[i].state)
self.assertEqual(self.notified[i][1]["args"]["data"]["reason"],
"what? %d" % i)
def test_notify_non_string_reason(self):
self.notifier.notify(self.alarms[0], 'ok', 42)
reason = self.notified[0][1]['args']['data']['reason']
self.assertTrue(isinstance(reason, basestring))