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aws-lamdba-example's Introduction

Getting set up

To use the SAM CLI, you need the following tools.

Running the App

Make sure you have docker running

Command line

Invoke calling using API Gateway

  • sam build && sam local start-api
  • curl http://localhost:3000/hello/developer

Invoke lambda directly

  • sam build
  • sam local invoke HelloWorldFunction --event events/get.json

With IntelliJ

https://medium.com/innomizetech/how-to-create-debug-and-deploy-aws-serverless-application-with-java-using-intellij-idea-ed0e07d75fe4

Running through IntelliJ

  • Copy AWS credentials for an account using Janus
  • Click the lambda icon on in App.java
  • Click edit configurations
  • On the AWS Connection tab select the profile of the account you used from Janus
  • On the Configuration tab select fromHandler. Under Input select text and copy and paste the contents of get.json from the events folder and save
  • Then run or debug from the console

Deploying

  • Run gradle buildZip. This will produce a zip file in build/distributions
  • Create a lambda function
  • Upload the zip to the lambda function
  • Set the path to the handler to be helloworld.App::handleRequest

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