Use ClusterEventBus

This document describes how to use a ClusterEventBus.

Prerequisites

You have finished the steps described in Use EventBus and Trigger.

Use a ClusterEventBus

1. Use the following content to create a ClusterEventBus configuration file (for example, clustereventbus.yaml).

   apiVersion: events.openfunction.io/v1alpha1
   kind: ClusterEventBus
   metadata:
     name: default
   spec:
     natsStreaming:
       natsURL: "nats://nats.default:4222"
       natsStreamingClusterID: "stan"
       subscriptionType: "queue"
       durableSubscriptionName: "ImDurable"

2. Run the following command to delete EventBus.

   kubectl delete eventbus.events.openfunction.io default

3. Run the following command to apply the configuration file.

   kubectl apply -f clustereventbus.yaml

4. Run the following commands to check the results.

   $ kubectl get eventbus.events.openfunction.io
   No resources found in default namespace.
   $ kubectl get clustereventbus.events.openfunction.io
   NAME      AGE
   default   21s