deploy lambda@edge on existing cloudfront

Set Environment for Deploy

Set Local Environment

• install the serverless package globally on your computer (if you planning to deploy on local machine)

Set AWS Environment

AWS IAM

You need setup this only once no matter how many S3 you plannying apply

• Create an IAM user for deployment, and we will call this a 'serverless account'

• Create IAM Policy for 'serverless account' as 'serverless policy'

• Set 'serverless policy' to 'serverless account'

• Create an IAM policy for lambda@edge

• Create an IAM role for lambda@edge

• Set 'lambda@edge policy' to 'lambda@edge role'

AWS S3

• Update S3 bucket policy for lambda@edge Access

AWS CloudFront

• allow custom query string forwarding

• setup custom header on existing CloudFront