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Docker images for Apache Kafka

This repo provides build files for Apache Kafka and Confluent Docker images. The images can be found on Docker Hub, and sample Docker Compose files here.

Docker Image reference

Information on using the Docker images is available in the documentation.

Build files

Properties

Properties are inherited from a top-level POM. Properties may be overridden on the command line (-Ddocker.registry=testing.example.com:8080/), or in a subproject's POM.

• docker.skip-build: (Optional) Set to false to include Docker images as part of build. Default is 'false'.
• docker.skip-test: (Optional) Set to false to include Docker image integration tests as part of the build. Requires Python 2.7, tox. Default is 'true'.
• docker.registry: (Optional) Specify a registry other than placeholder/. Used as DOCKER_REGISTRY during docker build and testing. Trailing / is required. Defaults to placeholder/.
• docker.tag: (Optional) Tag for built images. Used as DOCKER_TAG during docker build and testing. Defaults to the value of project.version.
• docker.upstream-registry: (Optional) Registry to pull base images from. Trailing / is required. Used as DOCKER_UPSTREAM_REGISTRY during docker build. Defaults to the value of docker.registry.
• docker.upstream-tag: (Optional) Use the given tag when pulling base images. Used as DOCKER_UPSTREAM_TAG during docker build. Defaults to the value of docker.tag.
• docker.test-registry: (Optional) Registry to pull test dependency images from. Trailing / is required. Used as DOCKER_TEST_REGISTRY during testing. Defaults to the value of docker.upstream-registry.
• docker.test-tag: (Optional) Use the given tag when pulling test dependency images. Used as DOCKER_TEST_TAG during testing. Defaults to the value of docker.upstream-tag.
• docker.os_type: (Optional) Specify which operating system to use as the base image by using the Dockerfile with this extension. Valid values are ubi8. Default value is ubi8.
• CONFLUENT_PACKAGES_REPO: (Required) Specify the location of the Confluent Platform packages repository. Depending on the type of OS for the image you are building you will need to either provide a Debian or RPM repository. For example this is the repository for the 5.4.0 release of the Debian packages: https://s3-us-west-2.amazonaws.com/confluent-packages-5.4.0/deb/5.4 This is the repository for the 5.4.0 release of the RPM's: https://s3-us-west-2.amazonaws.com/confluent-packages-5.4.0/rpm/5.4
• CONFLUENT_VERSION: (Required) Specify the full Confluent Platform release version. Example: 5.4.0

Building

This project uses maven-assembly-plugin and dockerfile-maven-plugin to build Docker images via Maven.

To build SNAPSHOT images, configure .m2/settings.xml for SNAPSHOT dependencies. These must be available at build time.

mvn clean package -Pdocker -DskipTests # Build local images