serverless MIT licensed npm version NPM Downloads

serverless-aws-function-url-custom-domain

Automatically creates AWS CloudFront distribution and Route 53 records to AWS Lambda with Function URL (no api gateway).

Installation

npm install --save-dev serverless-aws-function-url-custom-domain

Configuration

This plugin assumes your domain is hosted and managed with AWS Route53. SSL certificate is managed via certificate manager.

# add in your serverless.yml

plugins:
  - serverless-aws-function-url-custom-domain
  

custom:
  urlDomain:
    apiDomain: ${env:SUBDOMAIN}.yourdomain.com  # change by your custom domain
    hostedZoneName: yourdomain.com.  # your domain Route 53 hosted zone name
    certificateArn: 'arn:aws:acm:us-east-1:xxxxx:certificate/xxxxx' # need to be located at NVirgina 
    
functions:
  api:
    handler: wsgi_handler.handler
    url: true # activate function URL!

Deploy

serverless deploy

Inspect Result

serverless info --verbose

Output:


CloudFront domain name
  xxxxx.cloudfront.net (CNAME: ${env:SUBDOMAIN}.yourdomain.com)

IAM Policy

In order to make this plugin work as expected a few additional IAM Policies might be needed on your AWS profile.

More specifically this plugin needs the following policies attached:

  • cloudfront:CreateDistribution
  • cloudfront:GetDistribution
  • cloudfront:UpdateDistribution
  • cloudfront:DeleteDistribution
  • cloudfront:TagResource
  • acm:ListCertificates
  • route53:ListHostedZones
  • route53:ChangeResourceRecordSets
  • route53:GetHostedZone
  • route53:ListResourceRecordSets

You can read more about IAM profiles and policies in the Serverless documentation.

References

GitHub

View Github