2c97b271ec
Add InstanceFault model Migration for new instance_faults table Functions to add and get instance faults A single example of how faults should be added Change-Id: I439e2419240de24a728045046153451eb8a0d267
267 lines
10 KiB
Python
267 lines
10 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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"""Unit tests for the DB API"""
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import datetime
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from nova import test
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from nova import context
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from nova import db
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from nova import flags
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from nova import utils
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FLAGS = flags.FLAGS
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def _setup_networking(instance_id, ip='1.2.3.4', flo_addr='1.2.1.2'):
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ctxt = context.get_admin_context()
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network_ref = db.project_get_networks(ctxt,
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'fake',
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associate=True)[0]
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vif = {'address': '56:12:12:12:12:12',
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'network_id': network_ref['id'],
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'instance_id': instance_id}
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vif_ref = db.virtual_interface_create(ctxt, vif)
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fixed_ip = {'address': ip,
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'network_id': network_ref['id'],
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'virtual_interface_id': vif_ref['id'],
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'allocated': True,
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'instance_id': instance_id}
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db.fixed_ip_create(ctxt, fixed_ip)
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fix_ref = db.fixed_ip_get_by_address(ctxt, ip)
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db.floating_ip_create(ctxt, {'address': flo_addr,
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'fixed_ip_id': fix_ref['id']})
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class DbApiTestCase(test.TestCase):
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def setUp(self):
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super(DbApiTestCase, self).setUp()
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self.user_id = 'fake'
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self.project_id = 'fake'
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self.context = context.RequestContext(self.user_id, self.project_id)
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def test_instance_get_project_vpn(self):
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values = {'instance_type_id': FLAGS.default_instance_type,
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'image_ref': FLAGS.vpn_image_id,
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'project_id': self.project_id,
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}
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instance = db.instance_create(self.context, values)
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result = db.instance_get_project_vpn(self.context.elevated(),
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self.project_id)
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self.assertEqual(instance['id'], result['id'])
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def test_instance_get_project_vpn_joins(self):
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values = {'instance_type_id': FLAGS.default_instance_type,
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'image_ref': FLAGS.vpn_image_id,
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'project_id': self.project_id,
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}
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instance = db.instance_create(self.context, values)
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_setup_networking(instance['id'])
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result = db.instance_get_project_vpn(self.context.elevated(),
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self.project_id)
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self.assertEqual(instance['id'], result['id'])
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self.assertEqual(result['fixed_ips'][0]['floating_ips'][0].address,
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'1.2.1.2')
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def test_instance_get_all_by_filters(self):
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args = {'reservation_id': 'a', 'image_ref': 1, 'host': 'host1'}
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inst1 = db.instance_create(self.context, args)
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inst2 = db.instance_create(self.context, args)
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result = db.instance_get_all_by_filters(self.context, {})
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self.assertTrue(2, len(result))
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def test_instance_get_all_by_filters_deleted(self):
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args1 = {'reservation_id': 'a', 'image_ref': 1, 'host': 'host1'}
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inst1 = db.instance_create(self.context, args1)
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args2 = {'reservation_id': 'b', 'image_ref': 1, 'host': 'host1'}
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inst2 = db.instance_create(self.context, args2)
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db.instance_destroy(self.context, inst1.id)
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result = db.instance_get_all_by_filters(self.context.elevated(), {})
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self.assertEqual(2, len(result))
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self.assertIn(inst1.id, [result[0].id, result[1].id])
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self.assertIn(inst2.id, [result[0].id, result[1].id])
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if inst1.id == result[0].id:
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self.assertTrue(result[0].deleted)
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else:
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self.assertTrue(result[1].deleted)
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def test_migration_get_all_unconfirmed(self):
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ctxt = context.get_admin_context()
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# Ensure no migrations are returned.
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results = db.migration_get_all_unconfirmed(ctxt, 10)
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self.assertEqual(0, len(results))
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# Ensure one migration older than 10 seconds is returned.
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updated_at = datetime.datetime(2000, 01, 01, 12, 00, 00)
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values = {"status": "FINISHED", "updated_at": updated_at}
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migration = db.migration_create(ctxt, values)
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results = db.migration_get_all_unconfirmed(ctxt, 10)
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self.assertEqual(1, len(results))
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db.migration_update(ctxt, migration.id, {"status": "CONFIRMED"})
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# Ensure the new migration is not returned.
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updated_at = datetime.datetime.utcnow()
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values = {"status": "FINISHED", "updated_at": updated_at}
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migration = db.migration_create(ctxt, values)
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results = db.migration_get_all_unconfirmed(ctxt, 10)
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self.assertEqual(0, len(results))
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db.migration_update(ctxt, migration.id, {"status": "CONFIRMED"})
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def test_instance_get_all_hung_in_rebooting(self):
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ctxt = context.get_admin_context()
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# Ensure no instances are returned.
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results = db.instance_get_all_hung_in_rebooting(ctxt, 10)
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self.assertEqual(0, len(results))
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# Ensure one rebooting instance with updated_at older than 10 seconds
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# is returned.
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updated_at = datetime.datetime(2000, 01, 01, 12, 00, 00)
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values = {"task_state": "rebooting", "updated_at": updated_at}
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instance = db.instance_create(ctxt, values)
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results = db.instance_get_all_hung_in_rebooting(ctxt, 10)
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self.assertEqual(1, len(results))
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db.instance_update(ctxt, instance.id, {"task_state": None})
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# Ensure the newly rebooted instance is not returned.
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updated_at = datetime.datetime.utcnow()
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values = {"task_state": "rebooting", "updated_at": updated_at}
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instance = db.instance_create(ctxt, values)
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results = db.instance_get_all_hung_in_rebooting(ctxt, 10)
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self.assertEqual(0, len(results))
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db.instance_update(ctxt, instance.id, {"task_state": None})
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def test_network_create_safe(self):
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ctxt = context.get_admin_context()
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values = {'host': 'localhost', 'project_id': 'project1'}
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network = db.network_create_safe(ctxt, values)
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self.assertNotEqual(None, network.uuid)
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self.assertEqual(36, len(network.uuid))
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db_network = db.network_get(ctxt, network.id)
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self.assertEqual(network.uuid, db_network.uuid)
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def test_instance_update_with_instance_id(self):
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""" test instance_update() works when an instance id is passed """
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ctxt = context.get_admin_context()
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# Create an instance with some metadata
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metadata = {'host': 'foo'}
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values = {'metadata': metadata}
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instance = db.instance_create(ctxt, values)
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# Update the metadata
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metadata = {'host': 'bar'}
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values = {'metadata': metadata}
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db.instance_update(ctxt, instance.id, values)
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# Retrieve the metadata to ensure it was successfully updated
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instance_meta = db.instance_metadata_get(ctxt, instance.id)
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self.assertEqual('bar', instance_meta['host'])
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def test_instance_update_with_instance_uuid(self):
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""" test instance_update() works when an instance UUID is passed """
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ctxt = context.get_admin_context()
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# Create an instance with some metadata
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metadata = {'host': 'foo'}
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values = {'metadata': metadata}
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instance = db.instance_create(ctxt, values)
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# Update the metadata
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metadata = {'host': 'bar'}
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values = {'metadata': metadata}
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db.instance_update(ctxt, instance.uuid, values)
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# Retrieve the metadata to ensure it was successfully updated
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instance_meta = db.instance_metadata_get(ctxt, instance.id)
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self.assertEqual('bar', instance_meta['host'])
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def test_instance_fault_create(self):
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"""Ensure we can create an instance fault"""
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ctxt = context.get_admin_context()
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uuid = str(utils.gen_uuid())
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# Create a fault
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fault_values = {
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'message': 'message',
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'details': 'detail',
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'instance_uuid': uuid,
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'code': 404,
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}
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db.instance_fault_create(ctxt, fault_values)
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# Retrieve the fault to ensure it was successfully added
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instance_fault = db.instance_fault_get_by_instance(ctxt, uuid)
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self.assertEqual(404, instance_fault['code'])
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def test_instance_fault_get_by_instance(self):
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""" ensure we can retrieve an instance fault by instance UUID """
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ctxt = context.get_admin_context()
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# Create faults
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uuid = str(utils.gen_uuid())
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fault_values = {
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'message': 'message',
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'details': 'detail',
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'instance_uuid': uuid,
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'code': 404,
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}
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db.instance_fault_create(ctxt, fault_values)
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uuid2 = str(utils.gen_uuid())
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fault_values = {
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'message': 'message',
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'details': 'detail',
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'instance_uuid': uuid2,
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'code': 500,
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}
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db.instance_fault_create(ctxt, fault_values)
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# Retrieve the fault to ensure it was successfully added
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instance_fault = db.instance_fault_get_by_instance(ctxt, uuid2)
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self.assertEqual(500, instance_fault['code'])
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def test_instance_fault_get_by_instance_first_fault(self):
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"""Instance_fault_get_by_instance should return the latest fault """
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ctxt = context.get_admin_context()
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# Create faults
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uuid = str(utils.gen_uuid())
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fault_values = {
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'message': 'message',
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'details': 'detail',
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'instance_uuid': uuid,
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'code': 404,
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}
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db.instance_fault_create(ctxt, fault_values)
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fault_values = {
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'message': 'message',
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'details': 'detail',
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'instance_uuid': uuid,
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'code': 500,
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}
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db.instance_fault_create(ctxt, fault_values)
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# Retrieve the fault to ensure it was successfully added
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instance_fault = db.instance_fault_get_by_instance(ctxt, uuid)
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self.assertEqual(500, instance_fault['code'])
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