103 lines
3.7 KiB
Python
103 lines
3.7 KiB
Python
# Copyright (c) 2011 Openstack, LLC.
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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 stubout
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import webob.exc
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from nova import context
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from nova import exception
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from nova import flags
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from nova import log as logging
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from nova import test
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from nova.api.openstack.contrib import hosts as os_hosts
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from nova.scheduler import api as scheduler_api
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FLAGS = flags.FLAGS
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LOG = logging.getLogger('nova.tests.hosts')
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# Simulate the hosts returned by the zone manager.
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HOST_LIST = [
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{"host_name": "host_c1", "service": "compute"},
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{"host_name": "host_c2", "service": "compute"},
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{"host_name": "host_v1", "service": "volume"},
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{"host_name": "host_v2", "service": "volume"}]
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def stub_get_host_list(req):
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return HOST_LIST
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def stub_set_host_enabled(context, host, enabled):
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# We'll simulate success and failure by assuming
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# that 'host_c1' always succeeds, and 'host_c2'
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# always fails
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fail = (host == "host_c2")
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status = "enabled" if (enabled ^ fail) else "disabled"
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return status
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class FakeRequest(object):
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environ = {"nova.context": context.get_admin_context()}
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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.stubs.Set(scheduler_api, 'get_host_list', stub_get_host_list)
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self.stubs.Set(self.controller.compute_api, 'set_host_enabled',
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stub_set_host_enabled)
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def test_list_hosts(self):
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"""Verify that the compute hosts are returned."""
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hosts = os_hosts._list_hosts(self.req)
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self.assertEqual(hosts, HOST_LIST)
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compute_hosts = os_hosts._list_hosts(self.req, "compute")
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expected = [host for host in HOST_LIST
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if host["service"] == "compute"]
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self.assertEqual(compute_hosts, expected)
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def test_disable_host(self):
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dis_body = {"status": "disable"}
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result_c1 = self.controller.update(self.req, "host_c1", body=dis_body)
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self.assertEqual(result_c1["status"], "disabled")
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result_c2 = self.controller.update(self.req, "host_c2", body=dis_body)
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self.assertEqual(result_c2["status"], "enabled")
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def test_enable_host(self):
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en_body = {"status": "enable"}
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result_c1 = self.controller.update(self.req, "host_c1", body=en_body)
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self.assertEqual(result_c1["status"], "enabled")
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result_c2 = self.controller.update(self.req, "host_c2", body=en_body)
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self.assertEqual(result_c2["status"], "disabled")
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def test_bad_status_value(self):
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bad_body = {"status": "bad"}
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self.assertRaises(webob.exc.HTTPBadRequest, self.controller.update,
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self.req, "host_c1", body=bad_body)
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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, "host_c1", body=bad_body)
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def test_bad_host(self):
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self.assertRaises(exception.HostNotFound, self.controller.update,
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self.req, "bogus_host_name", body={"status": "disable"})
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