aodh/ceilometer/tests/dispatcher/test_file.py
gordon chung 7fc0d1e6c7 add event listener to collector
enable a listener in collector that listens to events queue. this
patch also renames 'metering_*' options which are now used by both
events and samples.

Change-Id: I6250c91e913864c3973e2d93022e38ad8bed8328
Implements: blueprint notification-pipelines
2015-02-02 11:00:47 -05:00

100 lines
3.6 KiB
Python

#
# Copyright 2013 IBM Corp
#
# 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 logging.handlers
import os
import tempfile
from oslo_config import fixture as fixture_config
from oslotest import base
from ceilometer.dispatcher import file
from ceilometer.publisher import utils
class TestDispatcherFile(base.BaseTestCase):
def setUp(self):
super(TestDispatcherFile, self).setUp()
self.CONF = self.useFixture(fixture_config.Config()).conf
def test_file_dispatcher_with_all_config(self):
# Create a temporaryFile to get a file name
tf = tempfile.NamedTemporaryFile('r')
filename = tf.name
tf.close()
self.CONF.dispatcher_file.file_path = filename
self.CONF.dispatcher_file.max_bytes = 50
self.CONF.dispatcher_file.backup_count = 5
dispatcher = file.FileDispatcher(self.CONF)
# The number of the handlers should be 1
self.assertEqual(1, len(dispatcher.log.handlers))
# The handler should be RotatingFileHandler
handler = dispatcher.log.handlers[0]
self.assertIsInstance(handler,
logging.handlers.RotatingFileHandler)
msg = {'counter_name': 'test',
'resource_id': self.id(),
'counter_volume': 1,
}
msg['message_signature'] = utils.compute_signature(
msg, self.CONF.publisher.telemetry_secret,
)
# The record_metering_data method should exist and not produce errors.
dispatcher.record_metering_data(msg)
# After the method call above, the file should have been created.
self.assertTrue(os.path.exists(handler.baseFilename))
def test_file_dispatcher_with_path_only(self):
# Create a temporaryFile to get a file name
tf = tempfile.NamedTemporaryFile('r')
filename = tf.name
tf.close()
self.CONF.dispatcher_file.file_path = filename
self.CONF.dispatcher_file.max_bytes = None
self.CONF.dispatcher_file.backup_count = None
dispatcher = file.FileDispatcher(self.CONF)
# The number of the handlers should be 1
self.assertEqual(1, len(dispatcher.log.handlers))
# The handler should be RotatingFileHandler
handler = dispatcher.log.handlers[0]
self.assertIsInstance(handler,
logging.FileHandler)
msg = {'counter_name': 'test',
'resource_id': self.id(),
'counter_volume': 1,
}
msg['message_signature'] = utils.compute_signature(
msg, self.CONF.publisher.telemetry_secret,
)
# The record_metering_data method should exist and not produce errors.
dispatcher.record_metering_data(msg)
# After the method call above, the file should have been created.
self.assertTrue(os.path.exists(handler.baseFilename))
def test_file_dispatcher_with_no_path(self):
self.CONF.dispatcher_file.file_path = None
dispatcher = file.FileDispatcher(self.CONF)
# The log should be None
self.assertIsNone(dispatcher.log)