#
# Copyright 2012 eNovance <licensing@enovance.com>
# Copyright 2012 Red Hat, Inc
#
# 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 the compute pollsters.
"""
import mock
from oslotest import base
import six
from ceilometer.agent import manager
from ceilometer.compute.pollsters import util
from ceilometer import service
[docs]class FauxInstance(object):
def __init__(self, **kwds):
for name, value in kwds.items():
setattr(self, name, value)
def __getitem__(self, key):
return getattr(self, key)
[docs] def get(self, key, default):
try:
return getattr(self, key)
except AttributeError:
return default
[docs]class TestLocationMetadata(base.BaseTestCase):
@mock.patch('ceilometer.pipeline.setup_pipeline', mock.MagicMock())
[docs] def setUp(self):
self.CONF = service.prepare_service([], [])
self.manager = manager.AgentManager(0, self.CONF)
super(TestLocationMetadata, self).setUp()
# Mimics an instance returned from nova api call
self.INSTANCE_PROPERTIES = {'name': 'display name',
'id': ('234cbe81-4e09-4f64-9b2a-'
'714f6b9046e3'),
'OS-EXT-SRV-ATTR:instance_name':
'instance-000001',
'OS-EXT-AZ:availability_zone':
'foo-zone',
'reservation_id': 'reservation id',
'architecture': 'x86_64',
'kernel_id': 'kernel id',
'os_type': 'linux',
'ramdisk_id': 'ramdisk id',
'status': 'active',
'ephemeral_gb': 0,
'root_gb': 20,
'disk_gb': 20,
'image': {'id': 1,
'links': [{"rel": "bookmark",
'href': 2}]},
'hostId': '1234-5678',
'OS-EXT-SRV-ATTR:host': 'host-test',
'flavor': {'name': 'm1.tiny',
'id': 1,
'disk': 20,
'ram': 512,
'vcpus': 2,
'ephemeral': 0},
'metadata': {'metering.autoscale.group':
'X' * 512,
'metering.ephemeral_gb': 42}}
self.instance = FauxInstance(**self.INSTANCE_PROPERTIES)
[docs] def test_metadata(self):
md = util._get_metadata_from_object(self.CONF, self.instance)
for prop, value in six.iteritems(self.INSTANCE_PROPERTIES):
if prop not in ("metadata"):
# Special cases
if prop == 'name':
prop = 'display_name'
elif prop == 'hostId':
prop = "host"
elif prop == 'OS-EXT-SRV-ATTR:host':
prop = "instance_host"
elif prop == 'OS-EXT-SRV-ATTR:instance_name':
prop = 'name'
elif prop == "id":
prop = "instance_id"
self.assertEqual(value, md[prop])
user_metadata = md['user_metadata']
expected = self.INSTANCE_PROPERTIES[
'metadata']['metering.autoscale.group'][:256]
self.assertEqual(expected, user_metadata['autoscale_group'])
self.assertEqual(1, len(user_metadata))
[docs] def test_metadata_empty_image(self):
self.INSTANCE_PROPERTIES['image'] = None
self.instance = FauxInstance(**self.INSTANCE_PROPERTIES)
md = util._get_metadata_from_object(self.CONF, self.instance)
self.assertIsNone(md['image'])
self.assertIsNone(md['image_ref'])
self.assertIsNone(md['image_ref_url'])
[docs] def test_metadata_image_through_conductor(self):
# There should be no links here, should default to None
self.INSTANCE_PROPERTIES['image'] = {'id': 1}
self.instance = FauxInstance(**self.INSTANCE_PROPERTIES)
md = util._get_metadata_from_object(self.CONF, self.instance)
self.assertEqual(1, md['image_ref'])
self.assertIsNone(md['image_ref_url'])