openstack/heat
Code Issues Proposed changes

Implement CFN CancelUpdateStack action

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Change-Id: I7a4d9de34448f6f3ad964e36347a80a2f2140251
Implements: blueprint cancel-update-stack
This commit is contained in:
Pavlo Shchelokovskyy 2014-06-18 21:02:59 +03:00
parent cd3e910312
commit c8dfe2c100
4 changed files with 50 additions and 0 deletions
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1
etc/heat/policy.json
View File

@ -8,6 +8,7 @@
"cloudformation:DescribeStacks": "rule:deny_stack_user",
"cloudformation:DeleteStack": "rule:deny_stack_user",
"cloudformation:UpdateStack": "rule:deny_stack_user",
"cloudformation:CancelUpdateStack": "rule:deny_stack_user",
"cloudformation:DescribeStackEvents": "rule:deny_stack_user",
"cloudformation:ValidateTemplate": "rule:deny_stack_user",
"cloudformation:GetTemplate": "rule:deny_stack_user",

1
heat/api/cfn/v1/__init__.py
View File

@ -31,6 +31,7 @@ class API(wsgi.Router):
'describe': 'DescribeStacks',
'delete': 'DeleteStack',
'update': 'UpdateStack',
'cancel_update': 'CancelUpdateStack',
'events_list': 'DescribeStackEvents',
'validate_template': 'ValidateTemplate',
'get_template': 'GetTemplate',

14
heat/api/cfn/v1/stacks.py
View File

@ -365,6 +365,20 @@ class StackController(object):
return api_utils.format_response(action, response)
def cancel_update(self, req):
action = 'CancelUpdateStack'
self._enforce(req, action)
con = req.context
stack_name = req.params['StackName']
stack_identity = self._get_identity(con, stack_name)
try:
self.rpc_client.stack_cancel_update(
con, stack_identity=stack_identity)
except Exception as ex:
return exception.map_remote_error(ex)
return api_utils.format_response(action, {})
def get_template(self, req):
"""
Implements the GetTemplate API action.

34
heat/tests/test_api_cfn_v1.py
View File

@ -941,6 +941,40 @@ class CfnStackControllerTest(HeatTestCase):
self.assertEqual(expected, response)
def test_cancel_update(self):
# Format a dummy request
stack_name = "wordpress"
params = {'Action': 'CancelUpdateStack', 'StackName': stack_name}
dummy_req = self._dummy_GET_request(params)
self._stub_enforce(dummy_req, 'CancelUpdateStack')
# Stub out the RPC call to the engine with a pre-canned response
identity = dict(identifier.HeatIdentifier('t', stack_name, '1'))
self.m.StubOutWithMock(rpc_client.EngineClient, 'call')
rpc_client.EngineClient.call(
dummy_req.context,
('identify_stack', {'stack_name': stack_name})
).AndReturn(identity)
rpc_client.EngineClient.call(
dummy_req.context,
('stack_cancel_update',
{'stack_identity': identity})
).AndReturn(identity)
self.m.ReplayAll()
response = self.controller.cancel_update(dummy_req)
expected = {
'CancelUpdateStackResponse': {
'CancelUpdateStackResult': {}
}
}
self.assertEqual(response, expected)
def test_update_bad_name(self):
stack_name = "wibble"
json_template = json.dumps(self.template)