# ClusterReference

A reference to a Cluster resource.

- Source: Generated code
- Type last changed: v2.268.0 · 2 Sep 2026

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_cloudhsm as interfaces_cloudhsm } from 'aws-cdk-lib/interfaces';
const clusterReference: interfaces_cloudhsm.ClusterReference = {
  clusterArn: 'clusterArn',
};
```

## Properties

- `clusterArn`: string (required) — The Arn of the Cluster resource.