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# Copyright 2011 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.
from lxml import etree
import webob
from nova.api.openstack.compute.contrib import extended_availability_zone
from nova import availability_zones
from nova import compute
from nova.compute import vm_states
from nova import exception
from nova.openstack.common import jsonutils
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'
def fake_compute_get_az(*args, **kwargs):
inst = fakes.stub_instance(1, uuid=UUID3, host="get-host",
vm_state=vm_states.ACTIVE,
availability_zone='fakeaz')
return inst
def fake_compute_get_empty(*args, **kwargs):
inst = fakes.stub_instance(1, uuid=UUID3, host="",
vm_state=vm_states.ACTIVE,
availability_zone='fakeaz')
return inst
def fake_compute_get(*args, **kwargs):
inst = fakes.stub_instance(1, uuid=UUID3, host="get-host",
vm_state=vm_states.ACTIVE)
return inst
def fake_compute_get_all(*args, **kwargs):
inst1 = fakes.stub_instance(1, uuid=UUID1, host="all-host",
vm_state=vm_states.ACTIVE)
inst2 = fakes.stub_instance(2, uuid=UUID2, host="all-host",
vm_state=vm_states.ACTIVE)
return [inst1, inst2]
def fake_get_host_availability_zone(context, host):
return host
def fake_get_no_host_availability_zone(context, host):
return None
class ExtendedServerAttributesTest(test.TestCase):
content_type = 'application/json'
prefix = 'OS-EXT-AZ:'
def setUp(self):
super(ExtendedServerAttributesTest, self).setUp()
availability_zones._reset_cache()
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.stubs.Set(availability_zones, 'get_host_availability_zone',
fake_get_host_availability_zone)
self.flags(
osapi_compute_extension=[
'nova.api.openstack.compute.contrib.select_extensions'],
osapi_compute_ext_list=['Extended_availability_zone'])
def _make_request(self, url):
req = webob.Request.blank(url)
req.headers['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 assertServerAttributes(self, server, az):
self.assertEqual(server.get('%savailability_zone' % self.prefix),
az)
def test_show_no_host_az(self):
self.stubs.Set(compute.api.API, 'get', fake_compute_get_az)
self.stubs.Set(availability_zones, 'get_host_availability_zone',
fake_get_no_host_availability_zone)
url = '/v2/fake/servers/%s' % UUID3
res = self._make_request(url)
self.assertEqual(res.status_int, 200)
self.assertServerAttributes(self._get_server(res.body), 'fakeaz')
def test_show_empty_host_az(self):
self.stubs.Set(compute.api.API, 'get', fake_compute_get_empty)
self.stubs.Set(availability_zones, 'get_host_availability_zone',
fake_get_no_host_availability_zone)
url = '/v2/fake/servers/%s' % UUID3
res = self._make_request(url)
self.assertEqual(res.status_int, 200)
self.assertServerAttributes(self._get_server(res.body), 'fakeaz')
def test_show(self):
url = '/v2/fake/servers/%s' % UUID3
res = self._make_request(url)
self.assertEqual(res.status_int, 200)
self.assertServerAttributes(self._get_server(res.body), 'get-host')
def test_detail(self):
url = '/v2/fake/servers/detail'
res = self._make_request(url)
self.assertEqual(res.status_int, 200)
for i, server in enumerate(self._get_servers(res.body)):
self.assertServerAttributes(server, 'all-host')
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 ExtendedServerAttributesXmlTest(ExtendedServerAttributesTest):
content_type = 'application/xml'
prefix = '{%s}' % extended_availability_zone.\
Extended_availability_zone.namespace
def _get_server(self, body):
return etree.XML(body)
def _get_servers(self, body):
return etree.XML(body).getchildren()
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