Category Archives: Development

Kafka Tools – kafka.tools.ReplayLogProducer [Copy from a Topic]

Kafka Tools – kafka.tools.ReplayLogProducer Replay Log Producer is a Kafka tool available to copy messages from one Kafka Topic to the other in the same Broker cluster. This supports copying a limited or all messages from a Kafka Topic. The tool is specially useful in a development environment when we want to test something with… Continue reading »

Kafka Streams – Interactive Queries (Intra Application Instance)

Kafka Streams – Interactive Queries (Intra Application Instance) Kafka Streams application need to maintain KTables in an internal application store. It maintains the store using RocksDB. It even allows to query this store during application lifecycle anywhere from the application parts. Let’s first create a simple application KafkaStreamsInteractiveQueriesApp. It is a simple Scala Application. In… Continue reading »

Setting up Landoop’s Kafka-Connect-ui on Mac

Setting up Landoop’s Kafka-Connect-ui on Mac In this post, we are going to setup the third of the series of tools by Landoop to manage Confluent services for Kafka. Landoop provides Kafka-connect-ui to manage connectors in Kafka-connect. The tools is available as a Docker image on DockerHub, so let’s first pull it on our machine…. Continue reading »

Using Landoop’s Schema Registry UI

Using Landoop’s Schema Registry UI In this post, we are going to setup Schema Registry UI for Confluent’s schema registry using Docker Image for the tool. Schema Registry is an amazing tool by Landoop. It’s available in Github. Let’s first pull the image from Docker Hub. Now we can simply run the docker image by… Continue reading »

Installing Confluent Platform on Mac OS

Installing Confluent Platform on Mac OS There are no direct download instructions available on the confluent platform yet to install the packages on Mac OS. I just want to share it with others just in case someone might need some help with this. Download the Archive The zip packages can be downloaded from here: Download…. Continue reading »

Confluent Components & Their HTTP Ports

Confluent Components & Their HTTP Ports

Confluent Components & Their HTTP Ports It is very important to remember the ports of individual components of Confluent Platform. The following is the list of default ports for the respective components. It must be remembered that these ports can be overridden during deployment. More details can be found on this page on confluent.io where… Continue reading »