Node.js sample code for producers and consumers

This section covers some setup and code samples to give readers an idea of what it takes to build a Node.js application using Heroku on the Kakfa add-on.

The following table lists commonly used Kafka CLI commands needed to manage topics via CLI. Note that the dynamic creation of these topics is not yet currently supported.

Command Description
heroku kafka:topics:create TOPIC_NAME --partitions 100 This creates the topic name as TOPIC_NAME
kafka:topics:destroy TOPIC_NAME This destroys the topic named
heroku kafka:topics This lists all the topics
heroku kafka:topics:info TOPIC_NAME This gets more information around the topic
heroku kafka:topics:write TOPIC_NAME MESSAGE This writes a topic message from CLI for testing purposes
heroku kafka:topics:tail TOPIC_NAME This tails the messages for the topic named
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