Data Academy Serverless

Introduction

• Cloud Adoption presentation
• Create a Lambda function in the AWS Console
  • Trigger it in the console
  • Trigger it via the command line
  • Apply an external trigger

Serverless Framework

• Install Node.js
• Install Serverless Framework
• Create a Serverless app using Serverless framework
  • Deploy Hello World
  • Handle a HTTP post request
  • Write the post request content to the console as JSON
  • Write a Lambda that subscribes to Event Bridge
  • Post data to Event Bridge via the CLI
  • Post data to Event Bridge using the Go program
• Other events
  • Write a Lambda that subscribes to a file arriving in an S3 bucket.
    • Create a test file with the generator.
    • It should then read the file and send each JSON line to Event Bridge.
  • Use AWS Log Insights to calculate the best selling product by analysing the logs.
  • Use AWS Athena to calculate the total amount of products sold directly by querying the data in the S3 bucket.
• Stock calculation
  • Create a DynamoDB table by using CloudFormation
  • Rick Houlian talk https://www.youtube.com/watch?v=6yqfmXiZTlM
  • Create a "delivery" event schema to handle receipt of stock. When stock is received, update the database.
  • Update the "transaction" EventBridge handler to remove items from the Stock table as items are sold.
  • Update the Lambda to post a warning to Event Bridge if a stock record exists and the stock is lower than 10.

Stretch goal

• Using the console, subscribe Kinesis to all EventBridge events and push them to S3 for querying via AWS Athena.

AWS Step Functions for batch processing

• Importing 4M rows into DynamoDB talk - Q&A