# vim: tabstop=4 shiftwidth=4 softtabstop=4 # Copyright 2010 United States Government as represented by the # Administrator of the National Aeronautics and Space Administration. # 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. """ Tests For Compute """ import datetime from nova import compute from nova import context from nova import db from nova import exception from nova import flags from nova import log as logging from nova import test from nova import utils from nova.auth import manager FLAGS = flags.FLAGS LOG = logging.getLogger('nova.tests.compute') class ComputeTestCase(test.TestCase): """Test case for compute""" def setUp(self): super(ComputeTestCase, self).setUp() self.flags(connection_type='fake', stub_network=True, network_manager='nova.network.manager.FlatManager') self.compute = utils.import_object(FLAGS.compute_manager) self.compute_api = compute.API() self.manager = manager.AuthManager() self.user = self.manager.create_user('fake', 'fake', 'fake') self.project = self.manager.create_project('fake', 'fake', 'fake') self.context = context.get_admin_context() def tearDown(self): self.manager.delete_user(self.user) self.manager.delete_project(self.project) super(ComputeTestCase, self).tearDown() def _create_instance(self): """Create a test instance""" inst = {} inst['image_id'] = 'ami-test' inst['reservation_id'] = 'r-fakeres' inst['launch_time'] = '10' inst['user_id'] = self.user.id inst['project_id'] = self.project.id inst['instance_type'] = 'm1.tiny' inst['mac_address'] = utils.generate_mac() inst['ami_launch_index'] = 0 return db.instance_create(self.context, inst)['id'] def test_create_instance_defaults_display_name(self): """Verify that an instance cannot be created without a display_name.""" cases = [dict(), dict(display_name=None)] for instance in cases: ref = self.compute_api.create(self.context, FLAGS.default_instance_type, None, **instance) try: self.assertNotEqual(ref[0].display_name, None) finally: db.instance_destroy(self.context, ref[0]['id']) def test_create_instance_associates_security_groups(self): """Make sure create associates security groups""" values = {'name': 'default', 'description': 'default', 'user_id': self.user.id, 'project_id': self.project.id} group = db.security_group_create(self.context, values) ref = self.compute_api.create(self.context, FLAGS.default_instance_type, None, security_group=['default']) try: self.assertEqual(len(ref[0]['security_groups']), 1) finally: db.security_group_destroy(self.context, group['id']) db.instance_destroy(self.context, ref[0]['id']) def test_run_terminate(self): """Make sure it is possible to run and terminate instance""" instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) instances = db.instance_get_all(context.get_admin_context()) LOG.info(_("Running instances: %s"), instances) self.assertEqual(len(instances), 1) self.compute.terminate_instance(self.context, instance_id) instances = db.instance_get_all(context.get_admin_context()) LOG.info(_("After terminating instances: %s"), instances) self.assertEqual(len(instances), 0) def test_run_terminate_timestamps(self): """Make sure timestamps are set for launched and destroyed""" instance_id = self._create_instance() instance_ref = db.instance_get(self.context, instance_id) self.assertEqual(instance_ref['launched_at'], None) self.assertEqual(instance_ref['deleted_at'], None) launch = datetime.datetime.utcnow() self.compute.run_instance(self.context, instance_id) instance_ref = db.instance_get(self.context, instance_id) self.assert_(instance_ref['launched_at'] > launch) self.assertEqual(instance_ref['deleted_at'], None) terminate = datetime.datetime.utcnow() self.compute.terminate_instance(self.context, instance_id) self.context = self.context.elevated(True) instance_ref = db.instance_get(self.context, instance_id) self.assert_(instance_ref['launched_at'] < terminate) self.assert_(instance_ref['deleted_at'] > terminate) def test_pause(self): """Ensure instance can be paused""" instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) self.compute.pause_instance(self.context, instance_id) self.compute.unpause_instance(self.context, instance_id) self.compute.terminate_instance(self.context, instance_id) def test_suspend(self): """ensure instance can be suspended""" instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) self.compute.suspend_instance(self.context, instance_id) self.compute.resume_instance(self.context, instance_id) self.compute.terminate_instance(self.context, instance_id) def test_reboot(self): """Ensure instance can be rebooted""" instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) self.compute.reboot_instance(self.context, instance_id) self.compute.terminate_instance(self.context, instance_id) def test_snapshot(self): """Ensure instance can be snapshotted""" instance_id = self._create_instance() name = "myfakesnapshot" self.compute.run_instance(self.context, instance_id) self.compute.snapshot_instance(self.context, instance_id, name) self.compute.terminate_instance(self.context, instance_id) def test_console_output(self): """Make sure we can get console output from instance""" instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) console = self.compute.get_console_output(self.context, instance_id) self.assert_(console) self.compute.terminate_instance(self.context, instance_id) def test_run_instance_existing(self): """Ensure failure when running an instance that already exists""" instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) self.assertRaises(exception.Error, self.compute.run_instance, self.context, instance_id) self.compute.terminate_instance(self.context, instance_id) def test_lock(self): """ensure locked instance cannot be changed""" instance_id = self._create_instance() self.compute.run_instance(self.context, instance_id) non_admin_context = context.RequestContext(None, None, False, False) # decorator should return False (fail) with locked nonadmin context self.compute.lock_instance(self.context, instance_id) ret_val = self.compute.reboot_instance(non_admin_context, instance_id) self.assertEqual(ret_val, False) # decorator should return None (success) with unlocked nonadmin context self.compute.unlock_instance(self.context, instance_id) ret_val = self.compute.reboot_instance(non_admin_context, instance_id) self.assertEqual(ret_val, None) self.compute.terminate_instance(self.context, instance_id)