hello-snapstart-lambda

Hello Snapstart!

v1: When do you instantiate? Do we need to fetch our SSM parameters on the fly? v2: What if republication fails?

• https://docs.aws.amazon.com/lambda/latest/dg/snapstart.html
• https://aws.amazon.com/about-aws/whats-new/2022/11/aws-lambda-snapstart-java-functions/

handler

uk.gov.metoffice.hello.rjr.HelloSnapstartLambdaHandler::handleRequest

v1: simple

The code is at tag original. There's some information about what happened in the docs folder

v2: init might fail

Now requires env var SSM_PARAM_NAME with the value of an SSM parameter in the account. If the SSM parameter is not available, initialization will fail.