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# -*- coding: utf-8 -*-
# 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.
"""Function for testing collectd plug-ins with different oup plug-ins"""
import time
def test_gnocchi_node_sends_data(
node_id, interval, logger, client, criteria_list=[],
resource_id_substrings=['']):
logger.info("Gnocchi test cases will be coming soon!!")
return False
def test_ceilometer_node_sends_data(
node_id, interval, logger, client, criteria_list=[],
resource_id_substrings=['']):
""" Test that data reported by Ceilometer are updated in the given interval.
Keyword arguments:
node_id -- node ID
interval -- interval to check
logger -- logger instance
client -- CeilometerClient instance
criteria_list -- list of criteria used in ceilometer calls
resource_id_substrings -- list of substrings to search for in resource ID
Return boolean value indicating success or failure.
"""
def _search_meterlist_latest_entry(meterlist, node_str, substr=''):
"""Search for latest entry in meter list
Keyword arguments:
meterlist -- list of metrics
node_str -- name of node, which will be found in meter list
substr -- substring which will be found in meter list
Return latest entry from meter list which contains given node string
and (if defined) subsrting.
"""
res = [
entry for entry in meterlist if node_str in entry['resource_id']
and substr in entry['resource_id']]
if res:
return res[0]
else:
return []
client.auth_token()
timestamps = {}
node_str = 'node-{}'.format(node_id) if node_id else ''
logger.info(
'Searching for timestamps of latest entries{0}{1}{2}...'.format(
'' if node_str == '' else ' for {}'.format(node_str),
'' if len(criteria_list) == 0 else (
' for criteria ' + ', '.join(criteria_list)),
'' if resource_id_substrings == [''] else
' and resource ID substrings "{}"'.format(
'", "'.join(resource_id_substrings))))
for criterion in criteria_list if len(criteria_list) > 0 else [None]:
meter_list = client.get_gnocchi_metrics(criterion)
for resource_id_substring in resource_id_substrings:
last_entry = _search_meterlist_latest_entry(
meter_list, node_str, resource_id_substring)
if len(last_entry) == 0:
logger.error('Entry{0}{1}{2} not found'.format(
'' if node_str == '' else ' for {}'.format(node_str),
'' if criterion is None else 'for criterion {}'.format(
criterion),
'' if resource_id_substring == '' else 'and resource '
+ 'ID substring "{}"'.format(resource_id_substring)))
return False
timestamp = last_entry['timestamp']
logger.debug('Last entry found: {0} {1}'.format(
timestamp, last_entry['resource_id']))
timestamps[(criterion, resource_id_substring)] = timestamp
attempt = 1
is_passed = False
while (attempt <= 10) and not is_passed:
is_passed = True
# wait Interval time + 2 sec for db update
sleep_time = interval + 2
if attempt > 1:
logger.info('Starting attempt {}'.format(attempt))
logger.info(
'Sleeping for {} seconds to get updated entries '.format(sleep_time)
+ '(interval is {} sec)...'.format(interval))
time.sleep(sleep_time)
logger.info(
'Searching for timestamps of latest entries{}{}{}...' .format(
'' if node_str == '' else ' for {}'.format(node_str),
'' if len(criteria_list) == 0 else (
' for criteria ' + ', ' .join(criteria_list)),
'' if resource_id_substrings == ['']
else ' and resource ID substrings "{}"' .format(
'", "'.join(resource_id_substrings))))
for criterion in criteria_list if len(criteria_list) > 0 else [None]:
meter_list = client.get_ceil_metrics(criterion)
for resource_id_substring in resource_id_substrings:
last_entry = _search_meterlist_latest_entry(
meter_list, node_str, resource_id_substring)
if len(last_entry) == 0:
logger.error('Entry{0}{1}{2} not found'.format(
'' if node_str == '' else ' for {}'.format(node_str),
'' if criterion is None else 'for criterion {}'.format(
criterion),
'' if resource_id_substring == '' else ' and resource'
+ 'ID substring "{}"'.format(resource_id_substring)))
return False
timestamp = last_entry['timestamp']
logger.debug('Last entry found: {} {}'.format(
timestamp, last_entry['resource_id']))
if timestamp == timestamps[(criterion, resource_id_substring)]:
logger.warning(
'Last entry{0}{1}{2} has the same timestamp as '
+ 'before the sleep'.format(
'' if node_str == '' else ' for {}'.format(
node_str),
'' if resource_id_substring == ''
else ', substring "{}"'.format(
resource_id_substring),
'' if criterion is None else
' for criterion {}'.format(criterion)))
is_passed = False
attempt += 1
if not is_passed:
logger.warning('After sleep new entries were not found.')
if not is_passed:
logger.error('This was the last attempt.')
return False
logger.info('All latest entries found.')
return True
def test_csv_handles_plugin_data(
compute, interval, plugin, plugin_subdirs, meter_categories,
logger, client):
"""Check that CSV data are updated by the plugin.
Keyword arguments:
compute -- object compute node
interval -- interval to check
plugin -- plugin which will be tested
plugin_subdirs -- list subdirectories in csv folder
meter_categories -- list of meter categories which will be tested
logger -- logger instance
client -- CSVClient instance
Return boolean value indicating success or failure.
"""
logger.info(
'Getting CSV metrics of plugin {} on compute node {}...' .format(
plugin, compute.get_id()))
logger.debug('Interval: {}'.format(interval))
logger.debug('Plugin subdirs: {}'.format(plugin_subdirs))
logger.debug('Plugin meter categories: {}'.format(meter_categories))
plugin_metrics = client.get_csv_metrics(
compute, plugin_subdirs, meter_categories)
if len(plugin_metrics) < len(plugin_subdirs) * len(meter_categories):
logger.error('Some plugin metrics not found')
return False
logger.info(
'Checking that last two entries in metrics are corresponding'
+ 'to interval...')
for metric in plugin_metrics:
logger.debug('{0} {1} {2} ... '.format(metric[0], metric[1], metric[2]))
if metric[3] - metric[2] != interval:
logger.error(
'Time of last two entries differ by '
+ '{}, but interval is {}'.format(
metric[3] - metric[2], interval))
return False
else:
logger.debug('OK')
logger.info('OK')
# wait Interval time + 2 sec
sleep_time = interval + 2
logger.info(
'Sleeping for {} seconds to get updated entries '.format(sleep_time)
+ '(interval is {} sec)...'.format(interval))
time.sleep(sleep_time)
logger.info('Getting new metrics of compute node {}...'.format(
compute.get_name()))
plugin_metrics2 = client.get_csv_metrics(
compute, plugin_subdirs, meter_categories)
if len(plugin_metrics2) < len(plugin_subdirs) * len(meter_categories):
logger.error('Some plugin metrics not found')
return False
logger.info('Comparing old and new metrics...')
logger.debug(plugin_metrics)
logger.debug(plugin_metrics2)
if len(plugin_metrics) != len(plugin_metrics2):
logger.error('Plugin metrics length before and after sleep differ')
return False
for i in range(len(plugin_metrics2)):
logger.debug('{0} {1} {2} - {3} {4} {5} ... '.format(
plugin_metrics[i][0], plugin_metrics[i][1],
plugin_metrics[i][2], plugin_metrics2[i][0],
plugin_metrics2[i][1], plugin_metrics2[i][2]))
if plugin_metrics[i] == plugin_metrics2[i]:
logger.error('FAIL')
return False
else:
logger.debug('OK')
logger.info('OK')
return True
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