@aws-solutions-constructs/aws-cloudfront-s3

aws-cloudfront-s3 module

All classes are under active development and subject to non-backward compatible changes or removal in any future version. These are not subject to the Semantic Versioning model. This means that while you may use them, you may need to update your source code when upgrading to a newer version of this package.

Reference Documentation:	https://docs.aws.amazon.com/solutions/latest/constructs/

Language	Package
Python	aws_solutions_constructs.aws_cloudfront_s3
Typescript	@aws-solutions-constructs/aws-cloudfront-s3
Java	software.amazon.awsconstructs.services.cloudfronts3

This AWS Solutions Construct implements an AWS CloudFront fronting an AWS S3 Bucket.

Here is a minimal deployable pattern definition in Typescript:

import { CloudFrontToS3 } from '@aws-solutions-constructs/aws-cloudfront-s3';

new CloudFrontToS3(this, 'test-cloudfront-s3', {});

Initializer

new CloudFrontToS3(scope: Construct, id: string, props: CloudFrontToS3Props);

Parameters

• scope Construct
• id string
• props CloudFrontToS3Props

Pattern Construct Props

Name	Type	Description
existingBucketObj?	s3.Bucket	Existing instance of S3 Bucket object, if this is set then the bucketProps is ignored.
bucketProps?	s3.BucketProps	User provided props to override the default props for the S3 Bucket.
cloudFrontDistributionProps?	cloudfront.DistributionProps	Optional user provided props to override the default props for CloudFront Distribution
insertHttpSecurityHeaders?	boolean	Optional user provided props to turn on/off the automatic injection of best practice HTTP security headers in all responses from CloudFront

Pattern Properties

Name	Type	Description
cloudFrontWebDistribution	cloudfront.CloudFrontWebDistribution	Returns an instance of cloudfront.CloudFrontWebDistribution created by the construct
edgeLambdaFunctionVersion	lambda.Version	Returns an instance of the edge Lambda function version created by the pattern.
cloudFrontLoggingBucket	s3.Bucket	Returns an instance of the logging bucket for CloudFront WebDistribution.
s3Bucket?	s3.Bucket	Returns an instance of s3.Bucket created by the construct.
s3LoggingBucket?	s3.Bucket	Returns an instance of s3.Bucket created by the construct as the logging bucket for the primary bucket.

Default settings

Out of the box implementation of the Construct without any override will set the following defaults:

Amazon CloudFront

• Configure Access logging for CloudFront WebDistribution
• Enable automatic injection of best practice HTTP security headers in all responses from CloudFront WebDistribution

Amazon S3 Bucket

• Configure Access logging for S3 Bucket
• Enable server-side encryption for S3 Bucket using AWS managed KMS Key
• Enforce encryption of data in transit
• Turn on the versioning for S3 Bucket
• Don't allow public access for S3 Bucket
• Retain the S3 Bucket when deleting the CloudFormation stack
• Applies Lifecycle rule to move noncurrent object versions to Glacier storage after 90 days

Architecture

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