How to preview documentation changes locally?

The documentation can be hosted on a local webserver via httpd.

You can run it with the following command, note that it requires docker:

./start-preview.sh

Then you can open localhost:8080 on your browser and browse the documentation.

To kill the process, just type ctrl + c.

How to preview the latest documentation changes in Kafka repository?

Generating document from kafka repository:

# change directory into kafka repository
cd KAFKA_REPO
./gradlew clean siteDocTar
# supposing built with scala 2.13
tar zxvf core/build/distributions/kafka_2.13-$(./gradlew properties | grep version: | awk '{print $NF}' | head -n 1)-site-docs.tgz

Copying the generated documents from Kafka repository into kafka-site, and preview them (note that it requires docker):

# change directory into kafka-site repository
cd KAFKA_SITE_REPO
# copy the generated documents into dev folder
rm -rf dev
mkdir dev
cp -r KAFKA_REPO/site-docs/* dev
# preview it
./start-preview.sh

Then you can open http://localhost:8080/dev/documentation/ on your browser and browse the generated documentation.