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