# Serverless First --- Serverless <img src="https://i.imgur.com/CV5hHvp.png" width="49%"> <img src="https://i.imgur.com/ojsGtJ7.png" width="49%"> ###### from [Serverless observability end to end](https://d1.awsstatic.com/events/reinvent/2021/Serverless_observability_end_to_end_SVS307.pdf) ---- <img src="https://miro.medium.com/max/1400/1*JxDFqhb95iPclzr2FJcQAQ.png" width="80%"> ###### from [What a typical 100% Serverless Architecture looks like in AWS!](https://medium.com/serverless-transformation/what-a-typical-100-serverless-architecture-looks-like-in-aws-40f252cd0ecb) ---- - Issues: - The whole picture - Serverless DX - Code Architects - Debug - Test - CICD --- The whole picture -> Infrastructure as Code ----  ###### [Infrastructure as Code on AWS - An Introduction](https://blog.awsfundamentals.com/infrastructure-as-code-on-aws-an-introduction) ---- ## IaC Tools ```graphviz digraph hierarchy { nodesep=0.1 node [color=Red,fontname=Courier,shape=box] edge [color=Blue, style=dashed] SST [shape=oval] SAM [shape=oval] "AWS CDK" [shape=oval] {rank=same;CloudFormation API} {rank=same;Pulumi "Serverless Framework" "AWS CDK" SAM} AWS->{CloudFormation API} API->{Terraform} Terraform->{Pulumi} CloudFormation->{Pulumi "Serverless Framework" "AWS CDK" SAM} "AWS CDK"->{SST} } ``` --- - Serverless DX - Live Lambda Development - Testing in Production ---- - SST - Live Lambda Development - High-level components - AWS CDK + SAM CLI (Maybe in the future...) - SAM Locally testing - SAM Accelerate --- Code Architects -> Middlewares and Validation ---- - Middlewares -> Middy - Validation -> zod --- Debug -> Monitor/Observability ---- - Monitor/Observability - Tracer - Log - Metrics - AWS Lambda Powertools for TypeScript --- - Test - Unit Testing: DONE - Integration Testing: TODO - E2E Testing: TODO - All Files: 84.28% Coverage --- - CICD --- Q & A