vreddhi / pulumi-test

Code to provision AWS resources via pulumi to convert JPEG to PNG

A Minimal program to spin stack to cater Image transformation from JPEG to PNG

The stack is provisioned using Pulumi.

Following resources are provisioned

• A lambda with python 3.8 runtime
  • The lambda uses a layer to avoid dependency library compilation issues.
  • Source of the layer is https://github.com/keithrozario/Klayers
  • Lambda uses a assume role to execute itself, and a inline policy to write to S3
  • Access to Cloudwatch is also given to log the messages
• S3 bucket with public access disabled.
  • A trigger is configured for BucketNotification for the event OnObjectCreate with a prefix of input

Following are the reference docs used

• https://www.pulumi.com/registry/packages/aws/
• https://docs.aws.amazon.com/lambda/latest/dg/with-s3-example.html
• https://docs.aws.amazon.com/lambda/latest/dg/python-package.html
• https://stackoverflow.com/questions/57197283/aws-lambda-cannot-import-name-imaging-from-pil
• S3 object lambda is not used as its for GET operation