def has_finished_migration(self, context, instance_id):
"""Returns true if an instance has a finished migration."""
try:
db.migration_get_by_instance_and_status(context, instance_id, "finished")
return True
except exception.NotFound:
return False
def has_finished_migration(self, context, instance_id):
"""Returns true if an instance has a finished migration."""
try:
db.migration_get_by_instance_and_status(context, instance_id,
'finished')
return True
except exception.NotFound:
return False
def has_finished_migration(self, context, instance_id):
"""Retrieves whether or not a finished migration exists for
an instance"""
try:
db.migration_get_by_instance_and_status(context, instance_id,
'finished')
return True
except exception.NotFound:
return False
def has_finished_migration(self, context, instance_id):
"""Retrieves whether or not a finished migration exists for
an instance"""
try:
db.migration_get_by_instance_and_status(context, instance_id,
'finished')
return True
except exception.NotFound:
return False
def test_get_by_instance_and_status(self):
ctxt = context.get_admin_context()
self.mox.StubOutWithMock(db, 'migration_get_by_instance_and_status')
db.migration_get_by_instance_and_status(
ctxt, fake_migration['id'], 'migrating').AndReturn(fake_migration)
self.mox.ReplayAll()
mig = migration.Migration.get_by_instance_and_status(
ctxt, fake_migration['id'], 'migrating')
self._compare(mig, fake_migration)
def test_get_by_instance_and_status(self):
ctxt = context.get_admin_context()
self.mox.StubOutWithMock(db, 'migration_get_by_instance_and_status')
db.migration_get_by_instance_and_status(ctxt,
fake_migration['id'],
'migrating'
).AndReturn(fake_migration)
self.mox.ReplayAll()
mig = migration.Migration.get_by_instance_and_status(
ctxt, fake_migration['id'], 'migrating')
self._compare(mig, fake_migration)
def _test_delete_resized_part(self, inst):
migration = {'source_compute': 'foo'}
self.context.elevated().AndReturn(self.context)
db.migration_get_by_instance_and_status(
self.context, inst.uuid, 'finished').AndReturn(migration)
self.compute_api._downsize_quota_delta(self.context, inst
).AndReturn('deltas')
self.compute_api._reserve_quota_delta(self.context, 'deltas'
).AndReturn('rsvs')
self.compute_api._record_action_start(
self.context, inst, instance_actions.CONFIRM_RESIZE)
self.compute_api.compute_rpcapi.confirm_resize(
self.context, inst, migration,
host=migration['source_compute'],
cast=False, reservations='rsvs')
def _test_delete_resized_part(self, inst):
migration = {'source_compute': 'foo'}
self.context.elevated().AndReturn(self.context)
db.migration_get_by_instance_and_status(
self.context, inst.uuid, 'finished').AndReturn(migration)
self.compute_api._downsize_quota_delta(self.context, inst
).AndReturn('deltas')
self.compute_api._reserve_quota_delta(self.context, 'deltas'
).AndReturn('rsvs')
self.compute_api._record_action_start(
self.context, inst, instance_actions.CONFIRM_RESIZE)
self.compute_api.compute_rpcapi.confirm_resize(
self.context, inst, migration,
host=migration['source_compute'],
cast=False, reservations='rsvs')
def test_resize_instance_notification(self):
"""Ensure notifications on instance migrate/resize"""
instance_id = self._create_instance()
context = self.context.elevated()
inst_ref = db.instance_get(context, instance_id)
self.compute.run_instance(self.context, instance_id)
test_notifier.NOTIFICATIONS = []
db.instance_update(self.context, instance_id, {'host': 'foo'})
self.compute.prep_resize(context, inst_ref['uuid'], 1)
migration_ref = db.migration_get_by_instance_and_status(
context, inst_ref['uuid'], 'pre-migrating')
self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
msg = test_notifier.NOTIFICATIONS[0]
self.assertEquals(msg['priority'], 'INFO')
self.assertEquals(msg['event_type'], 'compute.instance.resize.prep')
payload = msg['payload']
self.assertEquals(payload['tenant_id'], self.project_id)
self.assertEquals(payload['user_id'], self.user_id)
self.assertEquals(payload['instance_id'], instance_id)
self.assertEquals(payload['instance_type'], 'm1.tiny')
type_id = instance_types.get_instance_type_by_name('m1.tiny')['id']
self.assertEquals(str(payload['instance_type_id']), str(type_id))
self.assertTrue('display_name' in payload)
self.assertTrue('created_at' in payload)
self.assertTrue('launched_at' in payload)
self.assertEquals(payload['image_ref'], '1')
self.compute.terminate_instance(context, instance_id)
def test_resize_instance_notification(self):
"""Ensure notifications on instance migrate/resize"""
instance_id = self._create_instance()
context = self.context.elevated()
inst_ref = db.instance_get(context, instance_id)
self.compute.run_instance(self.context, instance_id)
test_notifier.NOTIFICATIONS = []
db.instance_update(self.context, instance_id, {'host': 'foo'})
self.compute.prep_resize(context, inst_ref['uuid'], 1)
migration_ref = db.migration_get_by_instance_and_status(context,
inst_ref['uuid'], 'pre-migrating')
self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
msg = test_notifier.NOTIFICATIONS[0]
self.assertEquals(msg['priority'], 'INFO')
self.assertEquals(msg['event_type'], 'compute.instance.resize.prep')
payload = msg['payload']
self.assertEquals(payload['tenant_id'], self.project_id)
self.assertEquals(payload['user_id'], self.user_id)
self.assertEquals(payload['instance_id'], instance_id)
self.assertEquals(payload['instance_type'], 'm1.tiny')
type_id = instance_types.get_instance_type_by_name('m1.tiny')['id']
self.assertEquals(str(payload['instance_type_id']), str(type_id))
self.assertTrue('display_name' in payload)
self.assertTrue('created_at' in payload)
self.assertTrue('launched_at' in payload)
self.assertEquals(payload['image_ref'], '1')
self.compute.terminate_instance(context, instance_id)
def test_resize_instance(self):
"""Ensure instance can be migrated/resized"""
instance_id = self._create_instance()
context = self.context.elevated()
self.compute.run_instance(self.context, instance_id)
db.instance_update(self.context, instance_id, {'host': 'foo'})
self.compute.prep_resize(context, instance_id)
migration_ref = db.migration_get_by_instance_and_status(context,
instance_id, 'pre-migrating')
self.compute.resize_instance(context, instance_id,
migration_ref['id'])
self.compute.terminate_instance(context, instance_id)
def test_resize_instance(self):
"""Ensure instance can be migrated/resized"""
instance_id = self._create_instance()
context = self.context.elevated()
self.compute.run_instance(self.context, instance_id)
db.instance_update(self.context, instance_id, {'host': 'foo'})
self.compute.prep_resize(context, instance_id, 1)
migration_ref = db.migration_get_by_instance_and_status(
context, instance_id, 'pre-migrating')
self.compute.resize_instance(context, instance_id, migration_ref['id'])
self.compute.terminate_instance(context, instance_id)
def test_finish_revert_resize(self):
"""Ensure that the flavor is reverted to the original on revert"""
context = self.context.elevated()
instance_id = self._create_instance()
def fake(*args, **kwargs):
pass
self.stubs.Set(self.compute.driver, 'finish_migration', fake)
self.stubs.Set(self.compute.driver, 'revert_migration', fake)
self.stubs.Set(self.compute.network_api, 'get_instance_nw_info', fake)
self.compute.run_instance(self.context, instance_id)
# Confirm the instance size before the resize starts
inst_ref = db.instance_get(context, instance_id)
instance_type_ref = db.instance_type_get(context,
inst_ref['instance_type_id'])
self.assertEqual(instance_type_ref['flavorid'], 1)
db.instance_update(self.context, instance_id, {'host': 'foo'})
self.compute.prep_resize(context, inst_ref['uuid'], 3)
migration_ref = db.migration_get_by_instance_and_status(
context, inst_ref['uuid'], 'pre-migrating')
self.compute.resize_instance(context, inst_ref['uuid'],
migration_ref['id'])
self.compute.finish_resize(context, inst_ref['uuid'],
int(migration_ref['id']), {})
# Prove that the instance size is now the new size
inst_ref = db.instance_get(context, instance_id)
instance_type_ref = db.instance_type_get(context,
inst_ref['instance_type_id'])
self.assertEqual(instance_type_ref['flavorid'], 3)
# Finally, revert and confirm the old flavor has been applied
self.compute.revert_resize(context, inst_ref['uuid'],
migration_ref['id'])
self.compute.finish_revert_resize(context, inst_ref['uuid'],
migration_ref['id'])
inst_ref = db.instance_get(context, instance_id)
instance_type_ref = db.instance_type_get(context,
inst_ref['instance_type_id'])
self.assertEqual(instance_type_ref['flavorid'], 1)
self.compute.terminate_instance(context, instance_id)
def test_finish_revert_resize(self):
"""Ensure that the flavor is reverted to the original on revert"""
context = self.context.elevated()
instance_id = self._create_instance()
def fake(*args, **kwargs):
pass
self.stubs.Set(self.compute.driver, 'finish_migration', fake)
self.stubs.Set(self.compute.driver, 'revert_migration', fake)
self.stubs.Set(self.compute.network_api, 'get_instance_nw_info', fake)
self.compute.run_instance(self.context, instance_id)
# Confirm the instance size before the resize starts
inst_ref = db.instance_get(context, instance_id)
instance_type_ref = db.instance_type_get(context,
inst_ref['instance_type_id'])
self.assertEqual(instance_type_ref['flavorid'], 1)
db.instance_update(self.context, instance_id, {'host': 'foo'})
self.compute.prep_resize(context, inst_ref['uuid'], 3)
migration_ref = db.migration_get_by_instance_and_status(context,
inst_ref['uuid'], 'pre-migrating')
self.compute.resize_instance(context, inst_ref['uuid'],
migration_ref['id'])
self.compute.finish_resize(context, inst_ref['uuid'],
int(migration_ref['id']), {})
# Prove that the instance size is now the new size
inst_ref = db.instance_get(context, instance_id)
instance_type_ref = db.instance_type_get(context,
inst_ref['instance_type_id'])
self.assertEqual(instance_type_ref['flavorid'], 3)
# Finally, revert and confirm the old flavor has been applied
self.compute.revert_resize(context, inst_ref['uuid'],
migration_ref['id'])
self.compute.finish_revert_resize(context, inst_ref['uuid'],
migration_ref['id'])
inst_ref = db.instance_get(context, instance_id)
instance_type_ref = db.instance_type_get(context,
inst_ref['instance_type_id'])
self.assertEqual(instance_type_ref['flavorid'], 1)
self.compute.terminate_instance(context, instance_id)
def test_finish_resize(self):
"""Contrived test to ensure finish_resize doesn't raise anything"""
def fake(*args, **kwargs):
pass
self.stubs.Set(self.compute.driver, 'finish_resize', fake)
context = self.context.elevated()
instance_id = self._create_instance()
self.compute.prep_resize(context, instance_id, 1)
migration_ref = db.migration_get_by_instance_and_status(context,
instance_id, 'pre-migrating')
try:
self.compute.finish_resize(context, instance_id,
int(migration_ref['id']), {})
except KeyError, e:
# Only catch key errors. We want other reasons for the test to
# fail to actually error out so we don't obscure anything
self.fail()
def test_finish_resize(self):
"""Contrived test to ensure finish_resize doesn't raise anything"""
def fake(*args, **kwargs):
pass
self.stubs.Set(self.compute.driver, 'finish_migration', fake)
self.stubs.Set(self.compute.network_api, 'get_instance_nw_info', fake)
context = self.context.elevated()
instance_id = self._create_instance()
instance_ref = db.instance_get(context, instance_id)
self.compute.prep_resize(context, instance_ref['uuid'], 1)
migration_ref = db.migration_get_by_instance_and_status(
context, instance_ref['uuid'], 'pre-migrating')
try:
self.compute.finish_resize(context, instance_ref['uuid'],
int(migration_ref['id']), {})
except KeyError, e:
# Only catch key errors. We want other reasons for the test to
# fail to actually error out so we don't obscure anything
self.fail()
def get_by_instance_and_status(cls, context, instance_uuid, status):
db_migration = db.migration_get_by_instance_and_status(
context, instance_uuid, status)
return cls._from_db_object(context, cls(), db_migration)
def get_by_instance_and_status(cls, context, instance_uuid, status):
db_migration = db.migration_get_by_instance_and_status(
context, instance_uuid, status)
return cls._from_db_object(context, cls(), db_migration)
