Files
deb-nova/nova/tests/test_notifications.py
Jay Lau 22acf0d2a4 Add node as instance attribute for notification
Fix bug 1181900

In havana release, node is not set as instance attribute and node
indicates the hypervisor where the instance reside in, we should
set node as instance attribute for notification.

Change-Id: I872fba626ef3e321d88cf60fc730df6cf4612c86
2013-05-26 15:01:08 +08:00

324 lines
13 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 2012 OpenStack Foundation
# All Rights Reserved.
#
# 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.
"""Tests for common notifcations."""
import copy
from oslo.config import cfg
from nova.compute import flavors
from nova.compute import task_states
from nova.compute import vm_states
from nova import context
from nova import db
from nova.network import api as network_api
from nova import notifications
from nova.openstack.common.notifier import api as notifier_api
from nova.openstack.common.notifier import test_notifier
from nova import test
from nova.tests import fake_network
CONF = cfg.CONF
CONF.import_opt('compute_driver', 'nova.virt.driver')
class NotificationsTestCase(test.TestCase):
def setUp(self):
super(NotificationsTestCase, self).setUp()
self.net_info = fake_network.fake_get_instance_nw_info(self.stubs, 1,
1, spectacular=True)
def fake_get_nw_info(cls, ctxt, instance):
self.assertTrue(ctxt.is_admin)
return self.net_info
self.stubs.Set(network_api.API, 'get_instance_nw_info',
fake_get_nw_info)
fake_network.set_stub_network_methods(self.stubs)
notifier_api._reset_drivers()
self.addCleanup(notifier_api._reset_drivers)
self.flags(compute_driver='nova.virt.fake.FakeDriver',
notification_driver=[test_notifier.__name__],
network_manager='nova.network.manager.FlatManager',
notify_on_state_change="vm_and_task_state",
host='testhost')
self.user_id = 'fake'
self.project_id = 'fake'
self.context = context.RequestContext(self.user_id, self.project_id)
test_notifier.NOTIFICATIONS = []
self.instance = self._wrapped_create()
def _wrapped_create(self, params=None):
instance_type = flavors.get_instance_type_by_name('m1.tiny')
sys_meta = flavors.save_instance_type_info({}, instance_type)
inst = {}
inst['image_ref'] = 1
inst['user_id'] = self.user_id
inst['project_id'] = self.project_id
inst['instance_type_id'] = instance_type['id']
inst['root_gb'] = 0
inst['ephemeral_gb'] = 0
inst['access_ip_v4'] = '1.2.3.4'
inst['access_ip_v6'] = 'feed:5eed'
inst['display_name'] = 'test_instance'
inst['hostname'] = 'test_instance_hostname'
inst['node'] = 'test_instance_node'
inst['system_metadata'] = sys_meta
if params:
inst.update(params)
return db.instance_create(self.context, inst)
def test_send_api_fault_disabled(self):
self.flags(notify_api_faults=False)
notifications.send_api_fault("http://example.com/foo", 500, None)
self.assertEquals(0, len(test_notifier.NOTIFICATIONS))
def test_send_api_fault(self):
self.flags(notify_api_faults=True)
exception = None
try:
# Get a real exception with a call stack.
raise test.TestingException("junk")
except test.TestingException, e:
exception = e
notifications.send_api_fault("http://example.com/foo", 500, exception)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
n = test_notifier.NOTIFICATIONS[0]
self.assertEquals(n['priority'], 'ERROR')
self.assertEquals(n['event_type'], 'api.fault')
self.assertEquals(n['payload']['url'], 'http://example.com/foo')
self.assertEquals(n['payload']['status'], 500)
self.assertTrue(n['payload']['exception'] is not None)
def test_notif_disabled(self):
# test config disable of the notifcations
self.flags(notify_on_state_change=None)
self.flags(notify_on_any_change=False)
old = copy.copy(self.instance)
self.instance["vm_state"] = vm_states.ACTIVE
old_vm_state = old['vm_state']
new_vm_state = self.instance["vm_state"]
old_task_state = old['task_state']
new_task_state = self.instance["task_state"]
notifications.send_update_with_states(self.context, self.instance,
old_vm_state, new_vm_state, old_task_state, new_task_state,
verify_states=True)
notifications.send_update(self.context, old, self.instance)
self.assertEquals(0, len(test_notifier.NOTIFICATIONS))
def test_task_notif(self):
# test config disable of just the task state notifications
self.flags(notify_on_state_change="vm_state")
# we should not get a notification on task stgate chagne now
old = copy.copy(self.instance)
self.instance["task_state"] = task_states.SPAWNING
old_vm_state = old['vm_state']
new_vm_state = self.instance["vm_state"]
old_task_state = old['task_state']
new_task_state = self.instance["task_state"]
notifications.send_update_with_states(self.context, self.instance,
old_vm_state, new_vm_state, old_task_state, new_task_state,
verify_states=True)
self.assertEquals(0, len(test_notifier.NOTIFICATIONS))
# ok now enable task state notifcations and re-try
self.flags(notify_on_state_change="vm_and_task_state")
notifications.send_update(self.context, old, self.instance)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
def test_send_no_notif(self):
# test notification on send no initial vm state:
old_vm_state = self.instance['vm_state']
new_vm_state = self.instance['vm_state']
old_task_state = self.instance['task_state']
new_task_state = self.instance['task_state']
notifications.send_update_with_states(self.context, self.instance,
old_vm_state, new_vm_state, old_task_state, new_task_state,
service="compute", host=None, verify_states=True)
self.assertEquals(0, len(test_notifier.NOTIFICATIONS))
def test_send_on_vm_change(self):
# pretend we just transitioned to ACTIVE:
params = {"vm_state": vm_states.ACTIVE}
(old_ref, new_ref) = db.instance_update_and_get_original(self.context,
self.instance['uuid'], params)
notifications.send_update(self.context, old_ref, new_ref)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
def test_send_on_task_change(self):
# pretend we just transitioned to task SPAWNING:
params = {"task_state": task_states.SPAWNING}
(old_ref, new_ref) = db.instance_update_and_get_original(self.context,
self.instance['uuid'], params)
notifications.send_update(self.context, old_ref, new_ref)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
def test_no_update_with_states(self):
notifications.send_update_with_states(self.context, self.instance,
vm_states.BUILDING, vm_states.BUILDING, task_states.SPAWNING,
task_states.SPAWNING, verify_states=True)
self.assertEquals(0, len(test_notifier.NOTIFICATIONS))
def test_vm_update_with_states(self):
notifications.send_update_with_states(self.context, self.instance,
vm_states.BUILDING, vm_states.ACTIVE, task_states.SPAWNING,
task_states.SPAWNING, verify_states=True)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
notif = test_notifier.NOTIFICATIONS[0]
payload = notif["payload"]
access_ip_v4 = self.instance["access_ip_v4"]
access_ip_v6 = self.instance["access_ip_v6"]
display_name = self.instance["display_name"]
hostname = self.instance["hostname"]
node = self.instance["node"]
self.assertEquals(vm_states.BUILDING, payload["old_state"])
self.assertEquals(vm_states.ACTIVE, payload["state"])
self.assertEquals(task_states.SPAWNING, payload["old_task_state"])
self.assertEquals(task_states.SPAWNING, payload["new_task_state"])
self.assertEquals(payload["access_ip_v4"], access_ip_v4)
self.assertEquals(payload["access_ip_v6"], access_ip_v6)
self.assertEquals(payload["display_name"], display_name)
self.assertEquals(payload["hostname"], hostname)
self.assertEquals(payload["node"], node)
def test_task_update_with_states(self):
self.flags(notify_on_state_change="vm_and_task_state")
notifications.send_update_with_states(self.context, self.instance,
vm_states.BUILDING, vm_states.BUILDING, task_states.SPAWNING,
None, verify_states=True)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
notif = test_notifier.NOTIFICATIONS[0]
payload = notif["payload"]
access_ip_v4 = self.instance["access_ip_v4"]
access_ip_v6 = self.instance["access_ip_v6"]
display_name = self.instance["display_name"]
hostname = self.instance["hostname"]
self.assertEquals(vm_states.BUILDING, payload["old_state"])
self.assertEquals(vm_states.BUILDING, payload["state"])
self.assertEquals(task_states.SPAWNING, payload["old_task_state"])
self.assertEquals(None, payload["new_task_state"])
self.assertEquals(payload["access_ip_v4"], access_ip_v4)
self.assertEquals(payload["access_ip_v6"], access_ip_v6)
self.assertEquals(payload["display_name"], display_name)
self.assertEquals(payload["hostname"], hostname)
def test_update_no_service_name(self):
notifications.send_update_with_states(self.context, self.instance,
vm_states.BUILDING, vm_states.BUILDING, task_states.SPAWNING,
None)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
# service name should default to 'compute'
notif = test_notifier.NOTIFICATIONS[0]
self.assertEquals('compute.testhost', notif['publisher_id'])
def test_update_with_service_name(self):
notifications.send_update_with_states(self.context, self.instance,
vm_states.BUILDING, vm_states.BUILDING, task_states.SPAWNING,
None, service="testservice")
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
# service name should default to 'compute'
notif = test_notifier.NOTIFICATIONS[0]
self.assertEquals('testservice.testhost', notif['publisher_id'])
def test_update_with_host_name(self):
notifications.send_update_with_states(self.context, self.instance,
vm_states.BUILDING, vm_states.BUILDING, task_states.SPAWNING,
None, host="someotherhost")
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
# service name should default to 'compute'
notif = test_notifier.NOTIFICATIONS[0]
self.assertEquals('compute.someotherhost', notif['publisher_id'])
def test_payload_has_fixed_ip_labels(self):
info = notifications.info_from_instance(self.context, self.instance,
self.net_info, None)
self.assertTrue("fixed_ips" in info)
self.assertEquals(info["fixed_ips"][0]["label"], "test1")
def test_send_access_ip_update(self):
notifications.send_update(self.context, self.instance, self.instance)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
notif = test_notifier.NOTIFICATIONS[0]
payload = notif["payload"]
access_ip_v4 = self.instance["access_ip_v4"]
access_ip_v6 = self.instance["access_ip_v6"]
self.assertEquals(payload["access_ip_v4"], access_ip_v4)
self.assertEquals(payload["access_ip_v6"], access_ip_v6)
def test_send_name_update(self):
notifications.send_update(self.context, self.instance, self.instance)
self.assertEquals(1, len(test_notifier.NOTIFICATIONS))
notif = test_notifier.NOTIFICATIONS[0]
payload = notif["payload"]
display_name = self.instance["display_name"]
self.assertEquals(payload["display_name"], display_name)
def test_send_no_state_change(self):
called = [False]
def sending_no_state_change(context, instance, **kwargs):
called[0] = True
self.stubs.Set(notifications, '_send_instance_update_notification',
sending_no_state_change)
notifications.send_update(self.context, self.instance, self.instance)
self.assertTrue(called[0])
def test_fail_sending_update(self):
def fail_sending(context, instance, **kwargs):
raise Exception('failed to notify')
self.stubs.Set(notifications, '_send_instance_update_notification',
fail_sending)
notifications.send_update(self.context, self.instance, self.instance)
self.assertEquals(0, len(test_notifier.NOTIFICATIONS))