Kafka in Docker: single-node / cluster configurations

Based on article

Prerequisites

Docker
Kafka Tool

How to start Kafka in single-node configuration

cd single-node
docker compose up

How to start Kafka in cluster configuration

cd cluster
docker compose up

How to set up connection in Kafka Tool to single-node kafka

Zookeeper Host: localhost
Zookeeper Port: 22181
Bootstrap servers: localhost:29092

How to set up connection in Kafka Tool to cluster Kafka

Zookeeper Host: localhost
Zookeeper Port: 22181
Bootstrap servers: localhost:29092;localhost:39092

How to clean up created Docker containers

Run from folder where docker compose up was used:

docker compose down