[Enhancement]: Add Customer Managed KMS key support for Step Funtions

[madhavvishnubhatta]

Description

Add Terraform support for customer managed KMS keys for Step Functions as per the new feature https://aws.amazon.com/about-aws/whats-new/2024/07/aws-step-functions-customer-managed-keys/

Affected Resource(s) and/or Data Source(s)

• aws_sfn_state_machine
• aws_sfn_activity

Potential Terraform Configuration

resource "aws_sfn_state_machine" "test" {
  name     = "abc"
.
.
.

  encryption_configuration {
        kms_key_id        = abcxyz
	type = CUSTOMER_MANAGED_KMS_KEY
	kms_data_key_reuse_period_seconds = 500
  }
}


resource "aws_sfn_activity" "test" {
  name = "abc"
  encryption_configuration {
        kms_key_id        = abcxyz
	type = CUSTOMER_MANAGED_KMS_KEY
	kms_data_key_reuse_period_seconds = 500
  }
}

References

https://aws.amazon.com/about-aws/whats-new/2024/07/aws-step-functions-customer-managed-keys/
https://pkg.go.dev/github.com/aws/aws-sdk-go-v2/service/sfn#Client.CreateStateMachine
https://pkg.go.dev/github.com/aws/aws-sdk-go-v2/service/sfn#Client.CreateActivity

Would you like to implement a fix?

Yes

[github-actions]

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[madhavvishnubhatta]

I will submit a pull request shortly.

[github-actions]

Warning

This issue has been closed, meaning that any additional comments are hard for our team to see. Please assume that the maintainers will not see them.

Ongoing conversations amongst community members are welcome, however, the issue will be locked after 30 days. Moving conversations to another venue, such as the AWS Provider forum, is recommended. If you have additional concerns, please open a new issue, referencing this one where needed.

[github-actions]

This functionality has been released in v5.61.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[github-actions]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.
If you have found a problem that seems similar to this, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further.