topic name matches filter action Kafka Topic Name Matches Filter Action

Provided by: "Apache Software Foundation"

Support Level for this Kamelet is: "Preview"

Filter based on kafka topic value compared to regex

Configuration Options

The following table summarizes the configuration options available for the topic-name-matches-filter-action Kamelet:

Property Name Description Type Default Example

regex *

Regex

The Regex to Evaluate against the Kafka topic name

string

Fields marked with (*) are mandatory.

Usage

This section summarizes how the topic-name-matches-filter-action can be used in various contexts.

Knative Action

The topic-name-matches-filter-action Kamelet can be used as intermediate step in a binding.

topic-name-matches-filter-action-binding.yaml
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: topic-name-matches-filter-action-binding
spec:
  source:
    ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: timer-source
    properties:
      message: "Hello"
  steps:
  - ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: topic-name-matches-filter-action
    properties:
      regex: "The Regex"
  sink:
    ref:
      kind: InMemoryChannel
      apiVersion: messaging.knative.dev/v1
      name: mychannel

Make sure you have Camel K installed into the Kubernetes cluster you’re connected to.

Save the topic-name-matches-filter-action-binding.yaml file into your hard drive, then configure it according to your needs.

You can run the action using the following command:

kubectl apply -f topic-name-matches-filter-action-binding.yaml