AWS CloudFormation
API Reference (API Version 2010-05-15)

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CancelUpdateStack

Cancels an update on the specified stack. If the call completes successfully, the stack rolls back the update and reverts to the previous stack configuration.

Note

You can cancel only stacks that are in the UPDATE_IN_PROGRESS state.

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

ClientRequestToken

A unique identifier for this CancelUpdateStack request. Specify this token if you plan to retry requests so that AWS CloudFormation knows that you're not attempting to cancel an update on a stack with the same name. You might retry CancelUpdateStack requests to ensure that AWS CloudFormation successfully received them.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 128.

Pattern: [a-zA-Z0-9][-a-zA-Z0-9]*

Required: No

StackName

The name or the unique stack ID that is associated with the stack.

Type: String

Required: Yes

Errors

For information about the errors that are common to all actions, see Common Errors.

TokenAlreadyExists

A client request token already exists.

HTTP Status Code: 400

Example

CancelUpdateStack

Sample Request

https://cloudformation.us-east-1.amazonaws.com/ ?Action=CancelUpdateStack &StackName=MyStack &Version=2010-05-15 &SignatureVersion=2 &Timestamp=2010-07-27T22%3A26%3A28.000Z &AWSAccessKeyId=[AWS Access KeyID] &Signature=[Signature]

Sample Response

<CancelUpdateStackResponse xmlns="http://cloudformation.amazonaws.com/doc/2010-05-15/"> <ResponseMetadata> <RequestId>5ccc7dcd-744c-11e5-be70-1b08c228efb3</RequestId> </ResponseMetadata> </CancelUpdateStackResponse>

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: