# # 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. import datetime from keystoneclient import exceptions as kc_exceptions from oslo.config import cfg from heat.common import exception from heat.common import template_format from heat.db import api as db_api from heat.engine import parser from heat.engine import resource from heat.engine import scheduler from heat.engine import stack_user from heat.tests.common import HeatTestCase from heat.tests import fakes from heat.tests import generic_resource from heat.tests import utils test_template_signal = ''' { "AWSTemplateFormatVersion" : "2010-09-09", "Description" : "Just a test.", "Parameters" : {}, "Resources" : { "signal_handler" : {"Type" : "SignalResourceType"}, "resource_X" : {"Type" : "GenericResourceType"} } } ''' class SignalTest(HeatTestCase): def setUp(self): super(SignalTest, self).setUp() resource._register_class('SignalResourceType', generic_resource.SignalResource) resource._register_class('GenericResourceType', generic_resource.GenericResource) cfg.CONF.set_default('heat_waitcondition_server_url', 'http://server.test:8000/v1/waitcondition') self.stack_id = 'STACKABCD1234' def tearDown(self): super(SignalTest, self).tearDown() def create_stack(self, stack_name='test_stack', stub=True): temp = template_format.parse(test_template_signal) template = parser.Template(temp) ctx = utils.dummy_context() ctx.tenant_id = 'test_tenant' stack = parser.Stack(ctx, stack_name, template, disable_rollback=True) # Stub out the stack ID so we have a known value with utils.UUIDStub(self.stack_id): stack.store() if stub: self.stub_keystoneclient() return stack def test_handle_create_fail_keypair_raise(self): self.stack = self.create_stack(stack_name='create_fail_keypair') self.m.StubOutWithMock(stack_user.StackUser, '_create_keypair') stack_user.StackUser._create_keypair().AndRaise(Exception('Failed')) self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] rs_data = db_api.resource_data_get_all(rsrc) self.assertEqual((rsrc.CREATE, rsrc.FAILED), rsrc.state) self.assertIn('Failed', rsrc.status_reason) self.assertEqual('1234', rs_data.get('user_id')) self.assertIsNone(rsrc.resource_id) self.m.VerifyAll() def test_resource_data(self): self.stack = self.create_stack(stack_name='resource_data_test', stub=False) self.stub_keystoneclient( access='anaccesskey', secret='verysecret', credential_id='mycredential') self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) # Ensure the resource data has been stored correctly rs_data = db_api.resource_data_get_all(rsrc) self.assertEqual('mycredential', rs_data.get('credential_id')) self.assertEqual('anaccesskey', rs_data.get('access_key')) self.assertEqual('verysecret', rs_data.get('secret_key')) self.assertEqual('1234', rs_data.get('user_id')) self.assertEqual(rsrc.resource_id, rs_data.get('user_id')) self.assertEqual(4, len(rs_data.keys())) self.m.VerifyAll() def test_get_user_id(self): self.stack = self.create_stack(stack_name='resource_data_test', stub=False) self.stub_keystoneclient(access='anaccesskey', secret='verysecret') self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) # Ensure the resource data has been stored correctly rs_data = db_api.resource_data_get_all(rsrc) self.assertEqual('1234', rs_data.get('user_id')) self.assertEqual('1234', rsrc.resource_id) self.assertEqual('1234', rsrc._get_user_id()) # Check user id can still be fetched from resource_id # if the resource data is not there. db_api.resource_data_delete(rsrc, 'user_id') self.assertRaises( exception.NotFound, db_api.resource_data_get, rsrc, 'user_id') self.assertEqual('1234', rsrc._get_user_id()) self.m.VerifyAll() def test_FnGetAtt_Alarm_Url(self): self.stack = self.create_stack() self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] created_time = datetime.datetime(2012, 11, 29, 13, 49, 37) rsrc.created_time = created_time self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) expected_url = "".join([ 'http://server.test:8000/v1/signal/', 'arn%3Aopenstack%3Aheat%3A%3Atest_tenant%3Astacks%2F', 'test_stack%2FSTACKABCD1234%2Fresources%2F', 'signal_handler?', 'Timestamp=2012-11-29T13%3A49%3A37Z&', 'SignatureMethod=HmacSHA256&', 'AWSAccessKeyId=4567&', 'SignatureVersion=2&', 'Signature=', 'VW4NyvRO4WhQdsQ4rxl5JMUr0AlefHN6OLsRz9oZyls%3D']) self.assertEqual(expected_url, rsrc.FnGetAtt('AlarmUrl')) self.m.VerifyAll() def test_FnGetAtt_Alarm_Url_is_cached(self): self.stack = self.create_stack() self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) first_url = rsrc.FnGetAtt('AlarmUrl') second_url = rsrc.FnGetAtt('AlarmUrl') self.assertEqual(first_url, second_url) self.m.VerifyAll() def test_FnGetAtt_delete(self): self.stack = self.create_stack() self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) self.assertIn('http://server.test:8000/v1/signal', rsrc.FnGetAtt('AlarmUrl')) scheduler.TaskRunner(rsrc.delete)() self.assertEqual('None', rsrc.FnGetAtt('AlarmUrl')) self.m.VerifyAll() def test_delete_not_found(self): self.stack = self.create_stack(stack_name='test_delete_not_found', stub=False) class FakeKeystoneClientFail(fakes.FakeKeystoneClient): def delete_stack_user(self, name): raise kc_exceptions.NotFound() self.stub_keystoneclient(fake_client=FakeKeystoneClientFail()) self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) scheduler.TaskRunner(rsrc.delete)() self.assertEqual((rsrc.DELETE, rsrc.COMPLETE), rsrc.state) self.m.VerifyAll() def test_signal(self): test_d = {'Data': 'foo', 'Reason': 'bar', 'Status': 'SUCCESS', 'UniqueId': '123'} self.stack = self.create_stack() # to confirm we get a call to handle_signal self.m.StubOutWithMock(generic_resource.SignalResource, 'handle_signal') generic_resource.SignalResource.handle_signal(test_d).AndReturn(None) self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) self.assertTrue(rsrc.requires_deferred_auth) rsrc.signal(details=test_d) self.m.VerifyAll() def test_signal_different_reason_types(self): self.stack = self.create_stack() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) self.assertTrue(rsrc.requires_deferred_auth) ceilo_details = {'current': 'foo', 'reason': 'apples', 'previous': 'SUCCESS'} ceilo_expected = 'alarm state changed from SUCCESS to foo (apples)' watch_details = {'state': 'go_for_it'} watch_expected = 'alarm state changed to go_for_it' str_details = 'a string details' str_expected = str_details none_details = None none_expected = 'No signal details provided' # signal from a successful deployment sds_details = {'deploy_stdout': 'foo', 'deploy_stderr': 'bar', 'deploy_status_code': 0} sds_expected = 'deployment succeeded' # signal from a failed deployment sdf_details = {'deploy_stdout': 'foo', 'deploy_stderr': 'bar', 'deploy_status_code': -1} sdf_expected = 'deployment failed (-1)' # to confirm we get a string reason self.m.StubOutWithMock(generic_resource.SignalResource, '_add_event') generic_resource.SignalResource._add_event( 'signal', 'COMPLETE', ceilo_expected).AndReturn(None) generic_resource.SignalResource._add_event( 'signal', 'COMPLETE', watch_expected).AndReturn(None) generic_resource.SignalResource._add_event( 'signal', 'COMPLETE', str_expected).AndReturn(None) generic_resource.SignalResource._add_event( 'signal', 'COMPLETE', none_expected).AndReturn(None) generic_resource.SignalResource._add_event( 'signal', 'COMPLETE', sds_expected).AndReturn(None) generic_resource.SignalResource._add_event( 'signal', 'COMPLETE', sdf_expected).AndReturn(None) self.m.ReplayAll() for test_d in (ceilo_details, watch_details, str_details, none_details, sds_details, sdf_details): rsrc.signal(details=test_d) self.m.VerifyAll() def test_signal_plugin_reason(self): # Ensure if handle_signal returns data, we use it as the reason self.stack = self.create_stack() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) self.m.StubOutWithMock(generic_resource.SignalResource, 'handle_signal') signal_details = {'status': 'COMPLETE'} ret_expected = "Received COMPLETE signal" generic_resource.SignalResource.handle_signal( signal_details).AndReturn(ret_expected) self.m.StubOutWithMock(generic_resource.SignalResource, '_add_event') generic_resource.SignalResource._add_event( 'signal', 'COMPLETE', 'Signal: %s' % ret_expected).AndReturn(None) self.m.ReplayAll() rsrc.signal(details=signal_details) self.m.VerifyAll() def test_signal_wrong_resource(self): # assert that we get the correct exception when calling a # resource.signal() that does not have a handle_signal() self.stack = self.create_stack() self.m.ReplayAll() self.stack.create() rsrc = self.stack['resource_X'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) err_metadata = {'Data': 'foo', 'Status': 'SUCCESS', 'UniqueId': '123'} self.assertRaises(exception.ResourceFailure, rsrc.signal, details=err_metadata) self.m.VerifyAll() def test_signal_reception_wrong_state(self): # assert that we get the correct exception when calling a # resource.signal() that is in having a destructive action. self.stack = self.create_stack() self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) # manually override the action to DELETE rsrc.action = rsrc.DELETE err_metadata = {'Data': 'foo', 'Status': 'SUCCESS', 'UniqueId': '123'} self.assertRaises(exception.ResourceFailure, rsrc.signal, details=err_metadata) self.m.VerifyAll() def test_signal_reception_failed_call(self): # assert that we get the correct exception from resource.signal() # when resource.handle_signal() raises an exception. self.stack = self.create_stack() test_d = {'Data': 'foo', 'Reason': 'bar', 'Status': 'SUCCESS', 'UniqueId': '123'} # to confirm we get a call to handle_signal self.m.StubOutWithMock(generic_resource.SignalResource, 'handle_signal') generic_resource.SignalResource.handle_signal(test_d).AndRaise( ValueError) self.m.ReplayAll() self.stack.create() rsrc = self.stack['signal_handler'] self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state) self.assertRaises(exception.ResourceFailure, rsrc.signal, details=test_d) self.m.VerifyAll()