Red Hat Camel K is no longer supported.
As of June 30, 2025, Red Hat build of Camel K has reached End of Life. The suggested replacements is Red Hat build of Apache Camel. For details about moving, see the Camel K to Camel Quarkus migration guide.이 콘텐츠는 선택한 언어로 제공되지 않습니다.
Chapter 71. Value to Key Action
Replace the Kafka record key with a new key formed from a subset of fields in the body
71.1. Configuration Options 링크 복사링크가 클립보드에 복사되었습니다!
The following table summarizes the configuration options available for the value-to-key-action Kamelet:
| Property | Name | Description | Type | Default | Example |
|---|---|---|---|---|---|
| fields * | Fields | Comma separated list of fields to be used to form the new key | string |
Fields marked with an asterisk (*) are mandatory.
71.2. Dependencies 링크 복사링크가 클립보드에 복사되었습니다!
At runtime, the value-to-key-action Kamelet relies upon the presence of the following dependencies:
- github:openshift-integration.kamelet-catalog:camel-kamelets-utils:kamelet-catalog-1.6-SNAPSHOT
- camel:core
- camel:jackson
- camel:kamelet
71.3. Usage 링크 복사링크가 클립보드에 복사되었습니다!
This section describes how you can use the value-to-key-action.
71.3.1. Knative Action 링크 복사링크가 클립보드에 복사되었습니다!
You can use the value-to-key-action Kamelet as an intermediate step in a Knative binding.
value-to-key-action-binding.yaml
71.3.1.1. Prerequisite 링크 복사링크가 클립보드에 복사되었습니다!
Make sure you have "Red Hat Integration - Camel K" installed into the OpenShift cluster you’re connected to.
71.3.1.2. Procedure for using the cluster CLI 링크 복사링크가 클립보드에 복사되었습니다!
-
Save the
value-to-key-action-binding.yamlfile to your local drive, and then edit it as needed for your configuration. Run the action by using the following command:
oc apply -f value-to-key-action-binding.yaml
oc apply -f value-to-key-action-binding.yamlCopy to Clipboard Copied! Toggle word wrap Toggle overflow
71.3.1.3. Procedure for using the Kamel CLI 링크 복사링크가 클립보드에 복사되었습니다!
Configure and run the action by using the following command:
kamel bind timer-source?message=Hello --step value-to-key-action -p "step-0.fields=The Fields" channel:mychannel
kamel bind timer-source?message=Hello --step value-to-key-action -p "step-0.fields=The Fields" channel:mychannel
This command creates the KameletBinding in the current namespace on the cluster.
71.3.2. Kafka Action 링크 복사링크가 클립보드에 복사되었습니다!
You can use the value-to-key-action Kamelet as an intermediate step in a Kafka binding.
value-to-key-action-binding.yaml
71.3.2.1. Prerequisites 링크 복사링크가 클립보드에 복사되었습니다!
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.
71.3.2.2. Procedure for using the cluster CLI 링크 복사링크가 클립보드에 복사되었습니다!
-
Save the
value-to-key-action-binding.yamlfile to your local drive, and then edit it as needed for your configuration. Run the action by using the following command:
oc apply -f value-to-key-action-binding.yaml
oc apply -f value-to-key-action-binding.yamlCopy to Clipboard Copied! Toggle word wrap Toggle overflow
71.3.2.3. Procedure for using the Kamel CLI 링크 복사링크가 클립보드에 복사되었습니다!
Configure and run the action by using the following command:
kamel bind timer-source?message=Hello --step value-to-key-action -p "step-0.fields=The Fields" kafka.strimzi.io/v1beta1:KafkaTopic:my-topic
kamel bind timer-source?message=Hello --step value-to-key-action -p "step-0.fields=The Fields" kafka.strimzi.io/v1beta1:KafkaTopic:my-topic
This command creates the KameletBinding in the current namespace on the cluster.
71.4. Kamelet source file 링크 복사링크가 클립보드에 복사되었습니다!
https://github.com/openshift-integration/kamelet-catalog/value-to-key-action.kamelet.yaml