Introducing Caching to a Serverless Application with CloudFront

Learn how to employ caching with AWS CloudFront to improve the performance of your websites, web applications, or ecommerce applications.

Introduction

• Increase your serverless site's performance with CloudFront
• The power of performance and caching
• Using the exercise files
• A few helpful videos to watch first

1. Adding CloudFront to a Static Website

• Set up an S3 bucket for website hosting
• Deploy a website to an S3 bucket
• Verify the origin of the website files you access
• Create a CloudFront web distribution
• Verify cache usage with Chrome network monitor
• Update your DNS records to point to CloudFront

2. Adding CloudFront to a Serverless Application with Amplify

• Web applications are just interactive websites
• Setting up hosting with Amplify is setting up CloudFront
• Examine an Amplify-generated hosting setup
• Use the console and the CLI to configure your distribution
• Remember to keep verifying caching
• Remove your CloudFront distribution when you don't need it

3. Adding CloudFront to Cache API Gateway Results

• Cache requests to API endpoints
• Mock a GET endpoint in an API gateway
• Deploy your API and test with curl
• Create a CloudFront distribution
• Test your distribution with curl and CloudWatch

4. Restricting S3 Content Using CloudFront and Lambda@Edge

• Visualize authentication and authorization in your flow
• Create a new lambda function
• Add a lambda function to AWS
• Set up a new trust relationship for your lambda function
• Instruct CloudFront to invoke your lambda function
• Test out authentication on your CloudFront distribution

Conclusion

• Go further with caching