lambda-echo

This AWS Lambda function prints its input event to the console.log (available in CloudWatch Logs).

This is useful for debugging basic interactions with AWS Lambda. For example, you can subscribe this AWS Lambda function to an SNS Topic to see all the messages being published to that topic.

Install AWS Lambda function, IAM role, policy

./lambda-echo-install

Delete AWS Lambda function, IAM role, policy

./lambda-echo-uninstall

Test

sudo apt-get install jq # For JSON Parsing

aws lambda invoke \
    --function-name lambda-echo \
    --log-type Tail \
    --payload '{ "message" : "hello, world" }' \
    /dev/null |
  jq -r '.LogResult' |
  base64-decode