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# Copyright 2013 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.
import datetime
from lxml import etree
from nova.api.openstack.compute.contrib import server_usage
from nova import compute
from nova import exception
from nova.openstack.common import jsonutils
from nova.openstack.common import timeutils
from nova import test
from nova.tests.api.openstack import fakes
UUID1 = '00000000-0000-0000-0000-000000000001'
UUID2 = '00000000-0000-0000-0000-000000000002'
UUID3 = '00000000-0000-0000-0000-000000000003'
DATE1 = datetime.datetime(year=2013, month=4, day=5, hour=12)
DATE2 = datetime.datetime(year=2013, month=4, day=5, hour=13)
DATE3 = datetime.datetime(year=2013, month=4, day=5, hour=14)
def fake_compute_get(*args, **kwargs):
return fakes.stub_instance(1, uuid=UUID3, launched_at=DATE1,
terminated_at=DATE2)
def fake_compute_get_all(*args, **kwargs):
return [
fakes.stub_instance(2, uuid=UUID1, launched_at=DATE2,
terminated_at=DATE3),
fakes.stub_instance(3, uuid=UUID2, launched_at=DATE1,
terminated_at=DATE3),
]
class ServerUsageTest(test.TestCase):
content_type = 'application/json'
prefix = 'OS-SRV-USG:'
def setUp(self):
super(ServerUsageTest, self).setUp()
fakes.stub_out_nw_api(self.stubs)
self.stubs.Set(compute.api.API, 'get', fake_compute_get)
self.stubs.Set(compute.api.API, 'get_all', fake_compute_get_all)
self.flags(
osapi_compute_extension=[
'nova.api.openstack.compute.contrib.select_extensions'],
osapi_compute_ext_list=['Server_usage'])
def _make_request(self, url):
req = fakes.HTTPRequest.blank(url)
req.accept = self.content_type
res = req.get_response(fakes.wsgi_app(init_only=('servers',)))
return res
def _get_server(self, body):
return jsonutils.loads(body).get('server')
def _get_servers(self, body):
return jsonutils.loads(body).get('servers')
def assertServerUsage(self, server, launched_at, terminated_at):
resp_launched_at = timeutils.parse_isotime(
server.get('%slaunched_at' % self.prefix))
self.assertEqual(timeutils.normalize_time(resp_launched_at),
launched_at)
resp_terminated_at = timeutils.parse_isotime(
server.get('%sterminated_at' % self.prefix))
self.assertEqual(timeutils.normalize_time(resp_terminated_at),
terminated_at)
def test_show(self):
url = '/v2/fake/servers/%s' % UUID3
res = self._make_request(url)
self.assertEqual(res.status_int, 200)
now = datetime.datetime.utcnow()
timeutils.set_time_override(now)
self.assertServerUsage(self._get_server(res.body),
launched_at=DATE1,
terminated_at=DATE2)
def test_detail(self):
url = '/v2/fake/servers/detail'
res = self._make_request(url)
self.assertEqual(res.status_int, 200)
servers = self._get_servers(res.body)
self.assertServerUsage(servers[0],
launched_at=DATE2,
terminated_at=DATE3)
self.assertServerUsage(servers[1],
launched_at=DATE1,
terminated_at=DATE3)
def test_no_instance_passthrough_404(self):
def fake_compute_get(*args, **kwargs):
raise exception.InstanceNotFound(instance_id='fake')
self.stubs.Set(compute.api.API, 'get', fake_compute_get)
url = '/v2/fake/servers/70f6db34-de8d-4fbd-aafb-4065bdfa6115'
res = self._make_request(url)
self.assertEqual(res.status_int, 404)
class ServerUsageXmlTest(ServerUsageTest):
content_type = 'application/xml'
prefix = '{%s}' % server_usage.Server_usage.namespace
def _get_server(self, body):
return etree.XML(body)
def _get_servers(self, body):
return etree.XML(body).getchildren()
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