1 ##############################################################################
2 # Copyright (c) 2017 ZTE Corporation and others.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
10 from os.path import isfile, join
15 from doctor_tests.alarm import Alarm
16 from doctor_tests.common.constants import Host
17 from doctor_tests.common.utils import match_rep_in_file
18 from doctor_tests import config
19 from doctor_tests.consumer import get_consumer
20 from doctor_tests.identity_auth import get_identity_auth
21 from doctor_tests.identity_auth import get_session
22 from doctor_tests.image import Image
23 from doctor_tests.instance import Instance
24 from doctor_tests.inspector import get_inspector
25 from doctor_tests.installer import get_installer
26 import doctor_tests.logger as doctor_log
27 from doctor_tests.network import Network
28 from doctor_tests.monitor import get_monitor
29 from doctor_tests.os_clients import nova_client
30 from doctor_tests.profiler_poc import main as profiler_main
31 from doctor_tests.scenario.common import calculate_notification_time
32 from doctor_tests.scenario.network_failure import NetworkFault
33 from doctor_tests.user import User
36 LOG = doctor_log.Logger('doctor').getLogger()
38 # TODO (r-mibu): fix doctor logger or consider logfile option
39 LOG_FILE = LOG.handlers[0].baseFilename
42 class DoctorTest(object):
44 def __init__(self, conf):
46 self.image = Image(self.conf, LOG)
47 self.user = User(self.conf, LOG)
48 self.network = Network(self.conf, LOG)
49 self.instance = Instance(self.conf, LOG)
50 self.alarm = Alarm(self.conf, LOG)
51 self.installer = get_installer(self.conf, LOG)
52 self.inspector = get_inspector(self.conf, LOG)
53 self.monitor = get_monitor(self.conf,
54 self.inspector.get_inspector_url(),
56 self.consumer = get_consumer(self.conf, LOG)
57 self.fault = NetworkFault(self.conf, self.installer, LOG)
58 auth = get_identity_auth(project=self.conf.doctor_project)
59 self.nova = nova_client(self.conf.nova_version,
60 get_session(auth=auth))
64 # prepare the cloud env
65 self.installer.setup()
67 # preparing VM image...
70 # creating test user...
72 self.user.update_quota()
76 self.instance.create()
77 self.instance.wait_for_vm_launch()
82 # starting doctor sample components...
83 self.inspector.start()
85 self.down_host = self.get_host_info_for_random_vm()
86 self.monitor.start(self.down_host)
93 LOG.info('doctor test starting.......')
98 # wait for aodh alarms are updated in caches for event evaluator,
99 # sleep time should be larger than event_alarm_cache_ttl(default 60)
102 # injecting host failure...
103 # NOTE (umar) add INTERFACE_NAME logic to host injection
105 self.fault.start(self.down_host)
108 # verify the test results
109 # NOTE (umar) copy remote monitor.log file when monitor=collectd
110 self.check_host_status(self.down_host.name, 'down')
112 notification_time = calculate_notification_time(LOG_FILE)
113 if notification_time < 1 and notification_time > 0:
114 LOG.info('doctor test successfully, notification_time=%s' % notification_time)
116 LOG.error('doctor test failed, notification_time=%s' % notification_time)
119 if self.conf.profiler_type:
120 LOG.info('doctor test begin to run profile.......')
123 except Exception as e:
124 LOG.error('doctor test failed, Exception=%s' % e)
129 def get_host_info_for_random_vm(self):
130 num = random.randint(0, self.conf.instance_count - 1)
131 vm_name = "%s%d" % (self.conf.instance_basename, num)
134 {getattr(server, 'name'): server
135 for server in self.nova.servers.list()}
136 server = servers.get(vm_name)
139 Exception('Can not find instance: vm_name(%s)' % vm_name)
140 host_name = server.__dict__.get('OS-EXT-SRV-ATTR:hypervisor_hostname')
141 host_ip = self.installer.get_host_ip_from_hostname(host_name)
143 LOG.info('Get host info(name:%s, ip:%s) which vm(%s) launched at'
144 % (host_name, host_ip, vm_name))
145 return Host(host_name, host_ip)
147 def check_host_status(self, hostname, state):
148 service = self.nova.services.list(host=hostname, binary='nova-compute')
149 host_state = service[0].__dict__.get('state')
150 assert host_state == state
152 def unset_forced_down_hosts(self):
154 self.nova.services.force_down(self.down_host.name, 'nova-compute', False)
156 self.check_host_status(self.down_host.name, 'up')
158 def collect_logs(self):
159 self.fault.get_disable_network_log()
161 def run_profiler(self):
162 test_dir = os.path.split(os.path.realpath(__file__))[0]
164 reg = '(?<=doctor set link down at )\d+.\d+'
165 linkdown = float(match_rep_in_file(reg, LOG_FILE).group(0))
167 reg = '(.* doctor mark vm.* error at )(\d+.\d+)'
168 vmdown = float(match_rep_in_file(reg, LOG_FILE).group(2))
170 reg = '(.* doctor mark host.* down at )(\d+.\d+)'
171 hostdown = float(match_rep_in_file(reg, LOG_FILE).group(2))
173 reg = '(?<=doctor monitor detected at )\d+.\d+'
174 detected = float(match_rep_in_file(reg, LOG_FILE).group(0))
176 reg = '(?<=doctor consumer notified at )\d+.\d+'
177 notified = float(match_rep_in_file(reg, LOG_FILE).group(0))
179 # TODO(yujunz) check the actual delay to verify time sync status
180 # expected ~1s delay from $trigger to $linkdown
181 relative_start = linkdown
182 os.environ['DOCTOR_PROFILER_T00'] = str(int((linkdown - relative_start)*1000))
183 os.environ['DOCTOR_PROFILER_T01'] = str(int((detected - relative_start) * 1000))
184 os.environ['DOCTOR_PROFILER_T03'] = str(int((vmdown - relative_start) * 1000))
185 os.environ['DOCTOR_PROFILER_T04'] = str(int((hostdown - relative_start) * 1000))
186 os.environ['DOCTOR_PROFILER_T09'] = str(int((notified - relative_start) * 1000))
188 profiler_main(log=LOG)
191 self.unset_forced_down_hosts()
192 self.inspector.stop()
195 self.installer.cleanup()
197 self.instance.delete()
198 self.network.delete()
206 test_dir = os.path.split(os.path.realpath(__file__))[0]
207 doctor_root_dir = os.path.dirname(test_dir)
209 config_file_dir = '{0}/{1}'.format(doctor_root_dir, 'etc/')
210 config_files = [join(config_file_dir, f) for f in os.listdir(config_file_dir)
211 if isfile(join(config_file_dir, f))]
213 conf = config.prepare_conf(args=sys.argv[1:],
214 config_files=config_files)
216 doctor = DoctorTest(conf)