This repository contains the complete code ready to deploy to create a websocket service using Lambda, API Gateway & DynamoDB.
To run this code first install all the dependencies using:
pip install -r requirements.txt
npm install
serverless.yml file contains the function delarations and DynamoDB table definitions. All the requirements are already handled in this file.
To deploy this service, first configure aws credentials using aws-cli.
You'll need to run aws configure to configure the keys and region.
Then to deploy this and create all the required resources just run:
sls deploy
And a URL containing wss:// will be provided in the output which will be the websocket URL.
To send the message over websocket URL, you'll need to add action key.
Example requesst payload for the websocket message is:
{
"action": "onMessage",
"name": "Raman"
}