# S3StorageProperty

S3 storage configuration.

- 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_msk as msk } from 'aws-cdk-lib';
const s3StorageProperty: msk.CfnChannel.S3StorageProperty = {
  bucketArn: 'bucketArn',
  compressionType: 'compressionType',
  storageClass: 'storageClass',

  // the properties below are optional
  expectedBucketOwner: 'expectedBucketOwner',
  outputKeyTemplate: 'outputKeyTemplate',
  outputPrefix: 'outputPrefix',
};
```

## Properties

- `bucketArn`: string (required) — ARN of the S3 bucket.

- `compressionType`: string (required) — S3 compression type.

- `expectedBucketOwner`: string — Optional 12-digit AWS account ID expected to own the S3 bucket.

- `outputKeyTemplate`: string — Template for S3 key for output objects, used for partitioning.

- `outputPrefix`: string — Optional prefix for output objects.

- `storageClass`: string (required) — S3 storage class.