refactor failure inject

[doctor.git] / tests / main.py

diff --git a/tests/main.py b/tests/main.py
index 46f0c89..7e7c3bc 100644 (file)
--- a/tests/main.py
+++ b/tests/main.py
@@ -6,11 +6,28 @@
 # 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 random
 import sys
+import time
 
+from alarm import Alarm
+from common.constants import Host
 import config
+from consumer import get_consumer
+from identity_auth import get_identity_auth
+from identity_auth import get_session
 from image import Image
+from instance import Instance
+from inspector import get_inspector
+from installer import get_installer
 import logger as doctor_log
+from network import Network
+from monitor import get_monitor
+from os_clients import nova_client
+from scenario.common import calculate_notification_time
+from scenario.network_failure import NetworkFault
 from user import User
 
 
@@ -23,9 +40,24 @@ class DoctorTest(object):
         self.conf = conf
         self.image = Image(self.conf, LOG)
         self.user = User(self.conf, LOG)
+        self.network = Network(self.conf, LOG)
+        self.instance = Instance(self.conf, LOG)
+        self.alarm = Alarm(self.conf, LOG)
+        self.installer = get_installer(self.conf, LOG)
+        self.inspector = get_inspector(self.conf, LOG)
+        self.monitor = get_monitor(self.conf,
+                                   self.inspector.get_inspector_url(),
+                                   LOG)
+        self.consumer = get_consumer(self.conf, LOG)
+        self.fault = NetworkFault(self.conf, self.installer, LOG)
+        auth = get_identity_auth(project=self.conf.doctor_project)
+        self.nova = nova_client(self.conf.nova_version,
+                                get_session(auth=auth))
+        self.down_host = None
 
     def setup(self):
         # prepare the cloud env
+        self.installer.setup()
 
         # preparing VM image...
         self.image.create()
@@ -34,31 +66,108 @@ class DoctorTest(object):
         self.user.create()
         self.user.update_quota()
 
+        # creating VM...
+        self.network.create()
+        self.instance.create()
+        self.instance.wait_for_vm_launch()
+
+        # creating alarm...
+        self.alarm.create()
+
+        # starting doctor sample components...
+        self.inspector.start()
+
+        self.down_host = self.get_host_info_for_random_vm()
+        self.monitor.start(self.down_host)
+
+        self.consumer.start()
+
     def run(self):
         """run doctor test"""
         try:
             LOG.info('doctor test starting.......')
 
+            # prepare test env
             self.setup()
 
+            # wait for aodh alarms are updated in caches for event evaluator,
+            # sleep time should be larger than event_alarm_cache_ttl(default 60)
+            time.sleep(60)
+
             # injecting host failure...
+            # NOTE (umar) add INTERFACE_NAME logic to host injection
 
-            # verify the test results
+            self.fault.start(self.down_host)
+            time.sleep(10)
 
+            # verify the test results
+            # NOTE (umar) copy remote monitor.log file when monitor=collectd
+            self.check_host_status(self.down_host.name, 'down')
+
+            notification_time = calculate_notification_time()
+            if notification_time < 1 and notification_time > 0:
+                LOG.info('doctor test successfully, notification_time=%s' % notification_time)
+            else:
+                LOG.error('doctor test failed, notification_time=%s' % notification_time)
+                sys.exit(1)
         except Exception as e:
             LOG.error('doctor test failed, Exception=%s' % e)
             sys.exit(1)
         finally:
             self.cleanup()
 
+    def get_host_info_for_random_vm(self):
+        num = random.randint(0, self.conf.instance_count - 1)
+        vm_name = "%s%d" % (self.conf.instance_basename, num)
+
+        servers = \
+            {getattr(server, 'name'): server
+             for server in self.nova.servers.list()}
+        server = servers.get(vm_name)
+        if not server:
+            raise \
+                Exception('Can not find instance: vm_name(%s)' % vm_name)
+        host_name = server.__dict__.get('OS-EXT-SRV-ATTR:hypervisor_hostname')
+        host_ip = self.installer.get_host_ip_from_hostname(host_name)
+
+        LOG.info('Get host info(name:%s, ip:%s) which vm(%s) launched at'
+                 % (host_name, host_ip, vm_name))
+        return Host(host_name, host_ip)
+
+    def check_host_status(self, hostname, state):
+        service = self.nova.services.list(host=hostname, binary='nova-compute')
+        host_state = service[0].__dict__.get('state')
+        assert host_state == state
+
+    def unset_forced_down_hosts(self):
+        if self.down_host:
+            self.nova.services.force_down(self.down_host.name, 'nova-compute', False)
+            time.sleep(2)
+            self.check_host_status(self.down_host.name, 'up')
+
     def cleanup(self):
+        self.unset_forced_down_hosts()
+        self.inspector.stop()
+        self.monitor.stop()
+        self.consumer.stop()
+        self.installer.cleanup()
+        self.alarm.delete()
+        self.instance.delete()
+        self.network.delete()
         self.image.delete()
+        self.fault.cleanup()
         self.user.delete()
 
 
 def main():
     """doctor main"""
-    conf = config.prepare_conf()
+    doctor_root_dir = os.path.dirname(sys.path[0])
+    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()