CDK Multilanguage Lambdas Demo

Just a simple demonstrator on having a cdk based microservice app that has lambdas from different languages.

Prerequirement

• Docker installed
• VS Code or similar ide
• nodejs installed, preverably via nvm

Things added from base cdk init

• npm run deploy added this script to package.json
• typescript linter and formatter with eslint and prettier
• lambda types with @types/aws-lambda

Lambdas

• demonstrates
  • using a pipfile for dependency installation at build time
    • cdk python lambda docs
  • using a package.jsoon for dependency installation at build time
    • cdk nodejs lambda docs
  • using structured logging
    • ecs format

Useful commands

• npm run deploy build and deploy this stack to your default AWS account/region
• npm run build compile typescript to js
• npm run watch watch for changes and compile
• npm run test perform the jest unit tests
• cdk deploy deploy this stack to your default AWS account/region
• cdk diff compare deployed stack with current state
• cdk synth emits the synthesized CloudFormation template