heat/heat_integrationtests/scenario/test_ceilometer_alarm.py

58 lines
2.4 KiB
Python

# 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.
from oslo_log import log as logging
from heat_integrationtests.common import test
LOG = logging.getLogger(__name__)
class CeilometerAlarmTest(test.HeatIntegrationTest):
"""Class is responsible for testing of ceilometer usage."""
def setUp(self):
super(CeilometerAlarmTest, self).setUp()
self.client = self.orchestration_client
self.template = self._load_template(__file__,
'test_ceilometer_alarm.yaml',
'templates')
def check_instance_count(self, stack_identifier, expected):
stack = self.client.stacks.get(stack_identifier)
actual = self._stack_output(stack, 'asg_size')
if actual != expected:
LOG.warn('check_instance_count exp:%d, act:%s' % (expected,
actual))
return actual == expected
def test_alarm(self):
"""Confirm we can create an alarm and trigger it."""
# 1. create the stack
stack_identifier = self.stack_create(template=self.template)
# 2. send ceilometer a metric (should cause the alarm to fire)
sample = {}
sample['counter_type'] = 'gauge'
sample['counter_name'] = 'test_meter'
sample['counter_volume'] = 1
sample['counter_unit'] = 'count'
sample['resource_metadata'] = {'metering.stack_id':
stack_identifier.split('/')[-1]}
sample['resource_id'] = 'shouldnt_matter'
self.metering_client.samples.create(**sample)
# 3. confirm we get a scaleup.
# Note: there is little point waiting more than 60s+time to scale up.
self.assertTrue(test.call_until_true(
120, 2, self.check_instance_count, stack_identifier, 2))