230 lines
9.2 KiB
Python
230 lines
9.2 KiB
Python
# Copyright (c) 2011 OpenStack Foundation
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import datetime
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import mock
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import iso8601
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from oslo_utils import timeutils
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import webob.exc
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from cinder.api.contrib import hosts as os_hosts
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from cinder.common import constants
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from cinder import context
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from cinder import exception
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from cinder.objects import service
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from cinder import test
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from cinder.tests.unit import fake_constants
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from cinder.tests.unit import utils as test_utils
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created_time = datetime.datetime(2012, 11, 14, 1, 20, 41, 95099)
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curr_time = datetime.datetime(2013, 7, 3, 0, 0, 1)
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SERVICE_LIST = [
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{'created_at': created_time, 'updated_at': curr_time,
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'host': 'test.host.1', 'topic': 'cinder-volume', 'disabled': 0,
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'availability_zone': 'cinder',
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'uuid': 'a3a593da-7f8d-4bb7-8b4c-f2bc1e0b4824'},
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{'created_at': created_time, 'updated_at': curr_time,
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'host': 'test.host.1', 'topic': 'cinder-volume', 'disabled': 0,
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'availability_zone': 'cinder',
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'uuid': '4200b32b-0bf9-436c-86b2-0675f6ac218e'},
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{'created_at': created_time, 'updated_at': curr_time,
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'host': 'test.host.1', 'topic': 'cinder-volume', 'disabled': 0,
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'availability_zone': 'cinder',
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'uuid': '6d91e7f5-ca17-4e3b-bf4f-19ca77166dd7'},
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{'created_at': created_time, 'updated_at': curr_time,
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'host': 'test.host.1', 'topic': 'cinder-volume', 'disabled': 0,
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'availability_zone': 'cinder',
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'uuid': '18417850-2ca9-43d1-9619-ae16bfb0f655'},
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{'created_at': created_time, 'updated_at': None,
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'host': 'test.host.1', 'topic': 'cinder-volume', 'disabled': 0,
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'availability_zone': 'cinder',
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'uuid': 'f838f35c-4035-464f-9792-ce60e390c13d'},
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]
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LIST_RESPONSE = [{'service-status': 'available', 'service': 'cinder-volume',
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'zone': 'cinder', 'service-state': 'enabled',
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'host_name': 'test.host.1', 'last-update': curr_time,
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},
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{'service-status': 'available', 'service': 'cinder-volume',
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'zone': 'cinder', 'service-state': 'enabled',
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'host_name': 'test.host.1', 'last-update': curr_time,
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},
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{'service-status': 'available', 'service': 'cinder-volume',
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'zone': 'cinder', 'service-state': 'enabled',
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'host_name': 'test.host.1', 'last-update': curr_time,
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},
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{'service-status': 'available', 'service': 'cinder-volume',
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'zone': 'cinder', 'service-state': 'enabled',
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'host_name': 'test.host.1', 'last-update': curr_time,
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},
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{'service-status': 'unavailable', 'service': 'cinder-volume',
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'zone': 'cinder', 'service-state': 'enabled',
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'host_name': 'test.host.1', 'last-update': None,
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}, ]
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def stub_utcnow(with_timezone=False):
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tzinfo = iso8601.UTC if with_timezone else None
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return datetime.datetime(2013, 7, 3, 0, 0, 2, tzinfo=tzinfo)
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class FakeRequest(object):
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environ = {'cinder.context': context.get_admin_context()}
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GET = {}
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class FakeRequestWithcinderZone(object):
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environ = {'cinder.context': context.get_admin_context()}
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GET = {'zone': 'cinder'}
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class HostTestCase(test.TestCase):
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"""Test Case for hosts."""
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def setUp(self):
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super(HostTestCase, self).setUp()
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self.controller = os_hosts.HostController()
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self.req = FakeRequest()
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self.patch('cinder.db.service_get_all', autospec=True,
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return_value=SERVICE_LIST)
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self.mock_object(timeutils, 'utcnow', stub_utcnow)
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def _test_host_update(self, host, key, val, expected_value):
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body = {key: val}
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result = self.controller.update(self.req, host, body=body)
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self.assertEqual(expected_value, result[key])
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def test_list_hosts(self):
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"""Verify that the volume hosts are returned."""
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hosts = os_hosts._list_hosts(self.req)
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self.assertEqual(LIST_RESPONSE, hosts)
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cinder_hosts = os_hosts._list_hosts(self.req, constants.VOLUME_BINARY)
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expected = [host for host in LIST_RESPONSE
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if host['service'] == constants.VOLUME_BINARY]
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self.assertEqual(expected, cinder_hosts)
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def test_list_hosts_with_zone(self):
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req = FakeRequestWithcinderZone()
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hosts = os_hosts._list_hosts(req)
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self.assertEqual(LIST_RESPONSE, hosts)
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def test_bad_status_value(self):
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self.assertRaises(webob.exc.HTTPBadRequest, self.controller.update,
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self.req, 'test.host.1', body={'status': 'bad'})
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self.assertRaises(webob.exc.HTTPBadRequest,
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self.controller.update,
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self.req,
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'test.host.1',
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body={'status': 'disablabc'})
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def test_bad_update_key(self):
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bad_body = {'crazy': 'bad'}
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self.assertRaises(webob.exc.HTTPBadRequest, self.controller.update,
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self.req, 'test.host.1', body=bad_body)
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def test_bad_update_key_and_correct_udpate_key(self):
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bad_body = {'status': 'disable', 'crazy': 'bad'}
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self.assertRaises(webob.exc.HTTPBadRequest, self.controller.update,
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self.req, 'test.host.1', body=bad_body)
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def test_good_udpate_keys(self):
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body = {'status': 'disable'}
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self.assertRaises(NotImplementedError, self.controller.update,
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self.req, 'test.host.1', body=body)
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def test_bad_host(self):
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self.assertRaises(exception.HostNotFound,
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self.controller.update,
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self.req,
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'bogus_host_name',
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body={'disabled': 0})
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@mock.patch.object(service.Service, 'get_by_host_and_topic')
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def test_show_host(self, mock_get_host):
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host = 'test_host'
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test_service = service.Service(id=1, host=host,
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binary=constants.VOLUME_BINARY,
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topic=constants.VOLUME_TOPIC)
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mock_get_host.return_value = test_service
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ctxt1 = context.RequestContext(project_id=fake_constants.PROJECT_ID,
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is_admin=True)
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ctxt2 = context.RequestContext(project_id=fake_constants.PROJECT2_ID,
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is_admin=True)
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# Create two volumes with different project.
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volume1 = test_utils.create_volume(ctxt1,
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host=host, size=1)
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test_utils.create_volume(ctxt2, host=host, size=1)
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# This volume is not on the same host. It should not be counted.
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test_utils.create_volume(ctxt2, host='fake_host', size=1)
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test_utils.create_snapshot(ctxt1, volume_id=volume1.id)
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resp = self.controller.show(self.req, host)
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host_resp = resp['host']
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# There are 3 resource list: total, project1, project2
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self.assertEqual(3, len(host_resp))
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expected = [
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{
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"resource": {
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"volume_count": "2",
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"total_volume_gb": "2",
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"host": "test_host",
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"total_snapshot_gb": "1",
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"project": "(total)",
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"snapshot_count": "1"}
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},
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{
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"resource": {
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"volume_count": "1",
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"total_volume_gb": "1",
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"host": "test_host",
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"project": fake_constants.PROJECT2_ID,
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"total_snapshot_gb": "0",
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"snapshot_count": "0"}
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},
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{
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"resource": {
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"volume_count": "1",
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"total_volume_gb": "1",
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"host": "test_host",
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"total_snapshot_gb": "1",
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"project": fake_constants.PROJECT_ID,
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"snapshot_count": "1"}
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}
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]
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self.assertListEqual(expected, sorted(
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host_resp, key=lambda h: h['resource']['project']))
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def test_show_forbidden(self):
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self.req.environ['cinder.context'].is_admin = False
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dest = 'dummydest'
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self.assertRaises(exception.PolicyNotAuthorized,
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self.controller.show,
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self.req, dest)
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self.req.environ['cinder.context'].is_admin = True
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def test_show_host_not_exist(self):
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"""A host given as an argument does not exists."""
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self.req.environ['cinder.context'].is_admin = True
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dest = 'dummydest'
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self.assertRaises(exception.ServiceNotFound,
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self.controller.show,
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self.req, dest)
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