api : Implement OnFailure option to cfn API CreateStack call
blueprint createstack-onfailure Change-Id: I8466493fbeba2023916f2d92814c1cc8f2827e51
This commit is contained in:
Steven Hardy
parent
1bf9014cff
commit
5056908945
@ -289,11 +289,24 @@ class StackController(object):
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keymap = {'TimeoutInMinutes': engine_api.PARAM_TIMEOUT,
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'DisableRollback': engine_api.PARAM_DISABLE_ROLLBACK}
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if 'DisableRollback' in params and 'OnFailure' in params:
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msg = _('DisableRollback and OnFailure '
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'may not be used together')
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raise exception.HeatInvalidParameterCombinationError(
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detail=msg)
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result = {}
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for k in keymap:
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if k in req.params:
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if k in params:
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result[keymap[k]] = params[k]
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if 'OnFailure' in params:
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value = params['OnFailure']
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if value == 'DO_NOTHING':
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result[engine_api.PARAM_DISABLE_ROLLBACK] = 'true'
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elif value in ('ROLLBACK', 'DELETE'):
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result[engine_api.PARAM_DISABLE_ROLLBACK] = 'false'
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return result
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if action not in self.CREATE_OR_UPDATE_ACTION:
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@ -488,6 +488,213 @@ class CfnStackControllerTest(HeatTestCase):
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self.assertEqual(response, expected)
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self.m.VerifyAll()
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def test_create_rollback(self):
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# Format a dummy request
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stack_name = "wordpress"
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template = {u'Foo': u'bar'}
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json_template = json.dumps(template)
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params = {'Action': 'CreateStack', 'StackName': stack_name,
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'TemplateBody': '%s' % json_template,
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'TimeoutInMinutes': 30,
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'DisableRollback': 'false',
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'Parameters.member.1.ParameterKey': 'InstanceType',
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'Parameters.member.1.ParameterValue': 'm1.xlarge'}
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engine_parms = {u'InstanceType': u'm1.xlarge'}
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engine_args = {'timeout_mins': u'30', 'disable_rollback': 'false'}
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dummy_req = self._dummy_GET_request(params)
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# Stub out the RPC call to the engine with a pre-canned response
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engine_resp = {u'tenant': u't',
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u'stack_name': u'wordpress',
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u'stack_id': u'1',
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u'path': u''}
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self.m.StubOutWithMock(rpc, 'call')
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rpc.call(dummy_req.context, self.topic,
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{'namespace': None,
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'method': 'create_stack',
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'args': {'stack_name': stack_name,
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'template': template,
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'params': engine_parms,
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'files': {},
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'args': engine_args},
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'version': self.api_version}, None).AndReturn(engine_resp)
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self.m.ReplayAll()
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response = self.controller.create(dummy_req)
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expected = {
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'CreateStackResponse': {
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'CreateStackResult': {
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u'StackId': u'arn:openstack:heat::t:stacks/wordpress/1'
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}
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}
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}
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self.assertEqual(response, expected)
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self.m.VerifyAll()
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def test_create_onfailure_true(self):
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# Format a dummy request
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stack_name = "wordpress"
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template = {u'Foo': u'bar'}
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json_template = json.dumps(template)
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params = {'Action': 'CreateStack', 'StackName': stack_name,
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'TemplateBody': '%s' % json_template,
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'TimeoutInMinutes': 30,
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'OnFailure': 'DO_NOTHING',
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'Parameters.member.1.ParameterKey': 'InstanceType',
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'Parameters.member.1.ParameterValue': 'm1.xlarge'}
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engine_parms = {u'InstanceType': u'm1.xlarge'}
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engine_args = {'timeout_mins': u'30', 'disable_rollback': 'true'}
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dummy_req = self._dummy_GET_request(params)
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# Stub out the RPC call to the engine with a pre-canned response
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engine_resp = {u'tenant': u't',
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u'stack_name': u'wordpress',
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u'stack_id': u'1',
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u'path': u''}
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self.m.StubOutWithMock(rpc, 'call')
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rpc.call(dummy_req.context, self.topic,
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{'namespace': None,
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'method': 'create_stack',
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'args': {'stack_name': stack_name,
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'template': template,
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'params': engine_parms,
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'files': {},
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'args': engine_args},
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'version': self.api_version}, None).AndReturn(engine_resp)
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self.m.ReplayAll()
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response = self.controller.create(dummy_req)
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expected = {
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'CreateStackResponse': {
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'CreateStackResult': {
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u'StackId': u'arn:openstack:heat::t:stacks/wordpress/1'
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}
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}
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}
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self.assertEqual(response, expected)
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self.m.VerifyAll()
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def test_create_onfailure_false_delete(self):
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# Format a dummy request
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stack_name = "wordpress"
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template = {u'Foo': u'bar'}
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json_template = json.dumps(template)
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params = {'Action': 'CreateStack', 'StackName': stack_name,
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'TemplateBody': '%s' % json_template,
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'TimeoutInMinutes': 30,
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'OnFailure': 'DELETE',
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'Parameters.member.1.ParameterKey': 'InstanceType',
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'Parameters.member.1.ParameterValue': 'm1.xlarge'}
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engine_parms = {u'InstanceType': u'm1.xlarge'}
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engine_args = {'timeout_mins': u'30', 'disable_rollback': 'false'}
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dummy_req = self._dummy_GET_request(params)
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# Stub out the RPC call to the engine with a pre-canned response
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engine_resp = {u'tenant': u't',
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u'stack_name': u'wordpress',
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u'stack_id': u'1',
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u'path': u''}
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self.m.StubOutWithMock(rpc, 'call')
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rpc.call(dummy_req.context, self.topic,
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{'namespace': None,
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'method': 'create_stack',
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'args': {'stack_name': stack_name,
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'template': template,
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'params': engine_parms,
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'files': {},
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'args': engine_args},
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'version': self.api_version}, None).AndReturn(engine_resp)
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self.m.ReplayAll()
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response = self.controller.create(dummy_req)
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expected = {
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'CreateStackResponse': {
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'CreateStackResult': {
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u'StackId': u'arn:openstack:heat::t:stacks/wordpress/1'
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}
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}
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}
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self.assertEqual(response, expected)
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self.m.VerifyAll()
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def test_create_onfailure_false_rollback(self):
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# Format a dummy request
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stack_name = "wordpress"
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template = {u'Foo': u'bar'}
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json_template = json.dumps(template)
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params = {'Action': 'CreateStack', 'StackName': stack_name,
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'TemplateBody': '%s' % json_template,
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'TimeoutInMinutes': 30,
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'OnFailure': 'ROLLBACK',
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'Parameters.member.1.ParameterKey': 'InstanceType',
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'Parameters.member.1.ParameterValue': 'm1.xlarge'}
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engine_parms = {u'InstanceType': u'm1.xlarge'}
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engine_args = {'timeout_mins': u'30', 'disable_rollback': 'false'}
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dummy_req = self._dummy_GET_request(params)
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# Stub out the RPC call to the engine with a pre-canned response
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engine_resp = {u'tenant': u't',
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u'stack_name': u'wordpress',
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u'stack_id': u'1',
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u'path': u''}
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self.m.StubOutWithMock(rpc, 'call')
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rpc.call(dummy_req.context, self.topic,
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{'namespace': None,
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'method': 'create_stack',
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'args': {'stack_name': stack_name,
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'template': template,
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'params': engine_parms,
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'files': {},
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'args': engine_args},
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'version': self.api_version}, None).AndReturn(engine_resp)
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self.m.ReplayAll()
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response = self.controller.create(dummy_req)
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expected = {
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'CreateStackResponse': {
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'CreateStackResult': {
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u'StackId': u'arn:openstack:heat::t:stacks/wordpress/1'
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}
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}
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}
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self.assertEqual(response, expected)
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self.m.VerifyAll()
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def test_create_onfailure_err(self):
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# Format a dummy request
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stack_name = "wordpress"
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template = {u'Foo': u'bar'}
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json_template = json.dumps(template)
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params = {'Action': 'CreateStack', 'StackName': stack_name,
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'TemplateBody': '%s' % json_template,
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'TimeoutInMinutes': 30,
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'DisableRollback': 'true',
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'OnFailure': 'DO_NOTHING',
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'Parameters.member.1.ParameterKey': 'InstanceType',
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'Parameters.member.1.ParameterValue': 'm1.xlarge'}
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engine_parms = {u'InstanceType': u'm1.xlarge'}
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engine_args = {'timeout_mins': u'30', 'disable_rollback': 'false'}
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dummy_req = self._dummy_GET_request(params)
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self.assertRaises(exception.HeatInvalidParameterCombinationError,
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self.controller.create, dummy_req)
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def test_create_err_no_template(self):
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# Format a dummy request with a missing template field
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stack_name = "wordpress"
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