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Kafka Subscribe

Overview

Subscribe to Kafka event and receive data.

In the below example, we will log the data received from a Kafka topic.

Example Configuration

Learn how to use

danger

Make sure you have followed the steps to create Kafka client.

Supporting Concepts

Basic concepts needed for the use case

Topic	Description
[Client]](../../../Examples/Clients)	A server accepts and handles the request and response.
Simulation	Data simulation is a mock data simulated for the purpose of visualizing the data in every step of the workflow. Simulated data is NOT the real data but a sample data you create. To use real data, use the Transaction feature to capture the data you send from Postman or CURL.
Scope	A scope is a namespace for variables.
Data Types	Data types describe the different types or kinds of data that you are gonna store and work with.

Use case specific concepts

Topic	Description
Action system/log	Prints a log to standard output.

Detail

Original Object

  {
      "received": ""
  }

Result

The log action prints out the message from Kafka event

Content

Subscribe to an Event

1: Event

Required Concepts

Learn how to create an Client.

From the tab, go to the Event.

Add topic

• ID: sample-topic

2 : Create Data Simulation using Real Data

Simulation

Required Concepts

Learn how to create a Simulation.

Manually create a test simulation

Action(s)

Required Concepts

Learn how to create a Actions.

Add actions to transform the data.

1. System Log

Required Concepts

system/log

For this example, we will simply log the messages from the event.

System Log

SETTINGS

label:string

Kafka-event

level:enum

info

value:data

[received: ]

OUTPUT

variables: output

2. Check Log

On the right pane, check the message in the log.

OUTPUT: Events don't have an output

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