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##############################################################################
# Copyright (c) 2019 ZTE Corporation and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import os
from os.path import isfile, join
import sys
import time
from traceback import format_exc
from doctor_tests import config
from doctor_tests.identity_auth import get_identity_auth
from doctor_tests.identity_auth import get_session
from doctor_tests.image import Image
from doctor_tests.installer import get_installer
import doctor_tests.logger as doctor_log
from doctor_tests.scenario.fault_management import FaultManagement
from doctor_tests.os_clients import nova_client
from doctor_tests.scenario.maintenance import Maintenance
from doctor_tests.user import User
Logger = doctor_log.Logger('doctor')
LOG = Logger.getLogger()
LogFile = Logger.getLogFilename()
class DoctorTest(object):
def __init__(self, conf):
self.conf = conf
self.image = Image(self.conf, LOG)
self.user = User(self.conf, LOG)
self.installer = get_installer(self.conf, LOG)
auth = get_identity_auth(project=self.conf.doctor_project)
self.nova = nova_client(self.conf.nova_version,
get_session(auth=auth))
def setup(self):
# prepare the cloud env
self.installer.setup()
# preparing VM image...
self.image.create()
# creating test user...
self.user.create()
def test_fault_management(self):
retry = 2
# Retry once if notified_time is None
while retry > 0:
try:
self.fault_management = None
LOG.info('doctor fault management test starting.......')
transport_url = self.installer.get_transport_url()
self.fault_management = \
FaultManagement(self.conf, self.installer, self.user, LOG,
transport_url)
# prepare test env
self.fault_management.setup()
# wait for aodh alarms are updated in caches for event
# evaluator,
# sleep time should be larger than event_alarm_cache_ttl
# (default 60)
# (tojuvone) Fraser currently needs 120
time.sleep(120)
# injecting host failure...
# NOTE (umar) add INTERFACE_NAME logic to host injection
self.fault_management.start()
time.sleep(30)
# verify the test results
# NOTE (umar) copy remote monitor.log file when
# monitor=collectd
self.fault_management.check_host_status('down')
self.fault_management.check_notification_time()
retry = 0
except Exception as e:
LOG.error('doctor fault management test failed, '
'Exception=%s' % e)
if 'notified_time=None' in str(e):
retry -= 1
LOG.info('doctor fault management retry')
continue
LOG.error(format_exc())
sys.exit(1)
finally:
if self.fault_management is not None:
self.fault_management.cleanup()
def _amount_compute_nodes(self):
services = self.nova.services.list(binary='nova-compute')
return len(services)
def test_maintenance(self):
cnodes = self._amount_compute_nodes()
if cnodes < 3:
# need 2 compute for redundancy and one spare to migrate
LOG.info('not enough compute nodes, skipping doctor '
'maintenance test')
return
elif self.conf.installer.type not in ['apex', 'fuel', 'devstack']:
LOG.info('not supported installer, skipping doctor '
'maintenance test')
return
try:
maintenance = None
LOG.info('doctor maintenance test starting.......')
trasport_url = self.installer.get_transport_url()
maintenance = Maintenance(trasport_url, self.conf, LOG)
maintenance.setup_maintenance(self.user)
# wait for aodh alarms are updated in caches for event evaluator,
# sleep time should be larger than event_alarm_cache_ttl
# (default 60)
LOG.info('wait aodh for 120s.......')
time.sleep(120)
session_id = maintenance.start_maintenance()
maintenance.wait_maintenance_complete(session_id)
LOG.info('doctor maintenance complete.......')
except Exception as e:
LOG.error('doctor maintenance test failed, Exception=%s' % e)
LOG.error(format_exc())
sys.exit(1)
finally:
if maintenance is not None:
maintenance.cleanup_maintenance()
def run(self):
"""run doctor tests"""
try:
LOG.info('doctor test starting.......')
# prepare common test env
self.setup()
if self.conf.test_case == 'all':
self.test_fault_management()
self.test_maintenance()
else:
function = 'test_%s' % self.conf.test_case
if hasattr(self, function):
getattr(self, function)()
else:
raise Exception('Can not find function <%s> in'
'DoctorTest, see config manual'
% function)
except Exception as e:
LOG.error('doctor test failed, Exception=%s' % e)
LOG.error(format_exc())
sys.exit(1)
finally:
self.cleanup()
def cleanup(self):
self.installer.cleanup()
self.image.delete()
self.user.delete()
def main():
"""doctor main"""
test_dir = os.path.split(os.path.realpath(__file__))[0]
doctor_root_dir = os.path.dirname(test_dir)
config_file_dir = '{0}/{1}'.format(doctor_root_dir, 'etc/')
config_files = [join(config_file_dir, f)
for f in os.listdir(config_file_dir)
if isfile(join(config_file_dir, f))]
conf = config.prepare_conf(args=sys.argv[1:],
config_files=config_files)
doctor = DoctorTest(conf)
doctor.run()
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