Docker CMAK (Cluster Manager for Apache Kafka)

Docker image of yahoo/CMAK.

This repository builds and publishes a Docker image for CMAK (Cluster Manager for Apache Kafka, previously known as Kafka Manager).

Version

• CMAK: 3.0.0.6

Usage

Running with Docker

To run the image:

docker run -p 9000:9000 -e ZK_HOSTS=your_zookeeper_hosts panubo/cmak

The CMAK web interface will be available at http://localhost:9000.

Development Environment

A docker-compose.yaml is provided for a quick development and test setup. It includes Zookeeper, Kafka, and the CMAK image.

To start the services:

docker-compose up

Once running, you can add a new cluster in the CMAK UI.

• Cluster Zookeeper Hosts: zk:2181

Building the Image

To build the Docker image locally, you can use the provided Makefile:

make build

Configuration

The CMAK instance can be configured using environment variables. The primary variable is ZK_HOSTS to point to your Zookeeper ensemble.

Environment Variable	Description	Default
ZK_HOSTS	Zookeeper hosts for CMAK to use.	zk:2181 (in docker-compose)

Testing

The project includes a test suite using bats. The tests are located in the tests/ directory.

To run the tests:

make test

CI/CD

This repository uses GitHub Actions to automatically build and publish multi-arch (linux/amd64, linux/arm64) Docker images to:

• quay.io/panubo/cmak
• public.ecr.aws/panubo/cmak

Images are tagged based on git branches and tags.

Status

Stable and production ready.