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Chapter 31. Is Tombstone Filter Action

Filter based on the presence of body or not

31.1. Configuration Options
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The is-tombstone-filter-action Kamelet does not specify any configuration option.

31.2. Dependencies
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At runtime, the is-tombstone-filter-action Kamelet relies upon the presence of the following dependencies:

  • camel:core
  • camel:kamelet

31.3. Usage
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This section describes how you can use the is-tombstone-filter-action.

31.3.1. Knative Action
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You can use the is-tombstone-filter-action Kamelet as an intermediate step in a Knative binding.

is-tombstone-filter-action-binding.yaml

apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: is-tombstone-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: is-tombstone-filter-action
  sink:
    ref:
      kind: Channel
      apiVersion: messaging.knative.dev/v1
      name: mychannel

31.3.1.1. Prerequisite
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Make sure you have "Red Hat Integration - Camel K" installed into the OpenShift cluster you’re connected to.

31.3.1.2. Procedure for using the cluster CLI
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  1. Save the is-tombstone-filter-action-binding.yaml file to your local drive, and then edit it as needed for your configuration.

  2. Run the action by using the following command: 

    oc apply -f is-tombstone-filter-action-binding.yaml

31.3.1.3. Procedure for using the Kamel CLI
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Configure and run the action by using the following command: 

kamel bind timer-source?message=Hello --step is-tombstone-filter-action channel:mychannel

This command creates the KameletBinding in the current namespace on the cluster.

31.3.2. Kafka Action
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You can use the is-tombstone-filter-action Kamelet as an intermediate step in a Kafka binding.

is-tombstone-filter-action-binding.yaml

apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: is-tombstone-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: is-tombstone-filter-action
  sink:
    ref:
      kind: KafkaTopic
      apiVersion: kafka.strimzi.io/v1beta1
      name: my-topic

31.3.2.1. Prerequisites
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Ensure that you’ve installed the AMQ Streams operator in your OpenShift cluster and created a topic named my-topic in the current namespace. Make also sure you have "Red Hat Integration - Camel K" installed into the OpenShift cluster you’re connected to.

31.3.2.2. Procedure for using the cluster CLI
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  1. Save the is-tombstone-filter-action-binding.yaml file to your local drive, and then edit it as needed for your configuration.

  2. Run the action by using the following command: 

    oc apply -f is-tombstone-filter-action-binding.yaml

31.3.2.3. Procedure for using the Kamel CLI
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Configure and run the action by using the following command: 

kamel bind timer-source?message=Hello --step is-tombstone-filter-action kafka.strimzi.io/v1beta1:KafkaTopic:my-topic

This command creates the KameletBinding in the current namespace on the cluster.

31.4. Kamelet source file
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https://github.com/openshift-integration/kamelet-catalog/is-tombstone-filter-action.kamelet.yaml

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