almanach/tests/collector/test_bus_adapter.py

252 lines
9.2 KiB
Python

# Copyright 2016 Internap.
#
# 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.
from datetime import datetime
from flexmock import flexmock
import pytz
from almanach.collector import bus_adapter
from almanach.core import exception
from integration_tests.builders import messages
from tests import base
class BusAdapterTest(base.BaseTestCase):
def setUp(self):
super(BusAdapterTest, self).setUp()
self.controller = flexmock()
self.retry = flexmock()
self.bus_adapter = bus_adapter.BusAdapter(self.config, self.controller, None, retry_adapter=self.retry)
def test_on_message(self):
instance_id = "e7d44dea-21c1-452c-b50c-cbab0d07d7d3"
tenant_id = "0be9215b503b43279ae585d50a33aed8"
instance_type = "myflavor"
timestamp = datetime(2014, 2, 14, 16, 30, 10, tzinfo=pytz.utc)
hostname = "some hostname"
metadata = {"a_metadata.to_filter": "filtered_value", }
notification = messages.get_instance_create_end_sample(instance_id=instance_id, tenant_id=tenant_id,
flavor_name=instance_type, creation_timestamp=timestamp,
name=hostname, metadata=metadata)
os_type = notification.get("payload").get("image_meta").get("os_type")
distro = notification.get("payload").get("image_meta").get("distro")
version = notification.get("payload").get("image_meta").get("version")
metadata = notification.get("payload").get("metadata")
self.controller \
.should_receive("create_instance") \
.with_args(
instance_id,
tenant_id,
timestamp.strftime("%Y-%m-%dT%H:%M:%S.%fZ"),
instance_type,
os_type,
distro,
version,
hostname,
metadata
) \
.once()
message = flexmock()
message.should_receive("ack")
self.bus_adapter.on_message(notification, message)
def test_on_message_with_empty_metadata(self):
instance_id = "e7d44dea-21c1-452c-b50c-cbab0d07d7d3"
tenant_id = "0be9215b503b43279ae585d50a33aed8"
instance_type = "myflavor"
timestamp = datetime(2014, 2, 14, 16, 30, 10, tzinfo=pytz.utc)
hostname = "some hostname"
notification = messages.get_instance_create_end_sample(instance_id=instance_id, tenant_id=tenant_id,
flavor_name=instance_type, creation_timestamp=timestamp,
name=hostname, metadata={})
os_type = notification.get("payload").get("image_meta").get("os_type")
distro = notification.get("payload").get("image_meta").get("distro")
version = notification.get("payload").get("image_meta").get("version")
metadata = notification.get("payload").get("metadata")
self.controller \
.should_receive("create_instance") \
.with_args(
instance_id, tenant_id, timestamp.strftime("%Y-%m-%dT%H:%M:%S.%fZ"), instance_type, os_type,
distro, version, hostname, metadata
) \
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_on_message_with_delete_instance(self):
notification = messages.get_instance_delete_end_sample()
self.controller \
.should_receive("delete_instance") \
.with_args(
notification['payload']['instance_id'],
notification['payload']['terminated_at']
) \
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_on_message_with_rebuild_instance(self):
notification = messages.get_instance_rebuild_end_sample()
self.controller \
.should_receive("rebuild_instance") \
.with_args(
notification['payload']['instance_id'],
notification['payload']['image_meta']['distro'],
notification['payload']['image_meta']['version'],
notification['payload']['image_meta']['os_type'],
notification['timestamp'],
) \
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_on_message_with_resize_instance(self):
notification = messages.get_instance_resized_end_sample()
self.controller \
.should_receive("resize_instance") \
.with_args(
notification['payload']['instance_id'],
notification['payload']['instance_type'],
notification['timestamp'],
)\
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_on_message_with_resize_volume(self):
notification = messages.get_volume_update_end_sample()
self.controller \
.should_receive("resize_volume") \
.with_args(
notification['payload']['volume_id'],
notification['payload']['size'],
notification['timestamp'],
) \
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_on_message_with_volume(self):
volume_id = "vol_id"
tenant_id = "tenant_id"
timestamp_datetime = datetime(2014, 2, 14, 16, 30, 10, tzinfo=pytz.utc)
volume_type = "SF400"
volume_size = 100000
some_volume = "volume_name"
notification = messages.get_volume_create_end_sample(volume_id=volume_id, tenant_id=tenant_id,
volume_type=volume_type, volume_size=volume_size,
creation_timestamp=timestamp_datetime, name=some_volume)
self.controller \
.should_receive("create_volume") \
.with_args(
volume_id, tenant_id, timestamp_datetime.strftime("%Y-%m-%dT%H:%M:%S.%fZ"), volume_type,
volume_size, some_volume
) \
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_on_message_with_volume_type(self):
volume_type_id = "an_id"
volume_type_name = "a_name"
notification = messages.get_volume_type_create_sample(volume_type_id=volume_type_id,
volume_type_name=volume_type_name)
self.controller \
.should_receive("create_volume_type") \
.with_args(volume_type_id, volume_type_name) \
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_on_message_with_delete_volume(self):
notification = messages.get_volume_delete_end_sample()
self.controller \
.should_receive("delete_volume") \
.with_args(
notification['payload']['volume_id'],
notification['timestamp'],
) \
.once()
message = flexmock()
(flexmock(message)
.should_receive("ack"))
self.bus_adapter.on_message(notification, message)
def test_failing_notification_get_retry(self):
notification = messages.get_instance_rebuild_end_sample()
message = flexmock()
(flexmock(message).should_receive("ack"))
self.controller.should_receive('instance_rebuilded').and_raise(Exception("Foobar"))
self.retry.should_receive('publish_to_dead_letter').with_args(message).once()
self.bus_adapter.on_message(notification, message)
def test_that_entity_not_found_exceptions_goes_to_retry_queue(self):
notification = messages.get_instance_delete_end_sample(instance_id="My instance id")
message = flexmock()
(flexmock(message).should_receive("ack"))
self.controller.should_receive('delete_instance')\
.and_raise(exception.AlmanachEntityNotFoundException("Entity not found"))
self.retry.should_receive('publish_to_dead_letter').with_args(message).once()
self.bus_adapter.on_message(notification, message)