Cron Source
Provided by: "Apache Software Foundation"
Support Level for this Kamelet is: "Stable"
Send events at specific time.
Configuration Options
The following table summarizes the configuration options available for the cron-source
Kamelet:
Dependencies
At runtime, the cron-source
Kamelet relies upon the presence of the following dependencies:
-
camel:quartz
-
camel:core
-
camel:cron
-
camel:kamelet
Usage
This section describes how you can use the cron-source
.
Knative source
You can use the cron-source
Kamelet as a Knative source by binding it to a Knative object.
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
name: cron-source-binding
spec:
source:
ref:
kind: Kamelet
apiVersion: camel.apache.org/v1alpha1
name: cron-source
properties:
message: hello world
schedule: 0/3 10 * * * ?
sink:
ref:
kind: Channel
apiVersion: messaging.knative.dev/v1
name: mychannel
Prerequisite
You have Camel K installed on the cluster.
Kafka source
You can use the cron-source
Kamelet as a Kafka source by binding it to a Kafka topic.
apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
name: cron-source-binding
spec:
source:
ref:
kind: Kamelet
apiVersion: camel.apache.org/v1alpha1
name: cron-source
properties:
message: hello world
schedule: 0/3 10 * * * ?
sink:
ref:
kind: KafkaTopic
apiVersion: kafka.strimzi.io/v1beta1
name: my-topic
Prerequisites
-
You’ve installed Strimzi.
-
You’ve created a topic named
my-topic
in the current namespace. -
You have Camel K installed on the cluster.
Procedure for using the cluster CLI
-
Save the
cron-source-binding.yaml
file to your local drive, and then edit it as needed for your configuration. -
Run the source by using the following command:
kubectl apply -f cron-source-binding.yaml
Procedure for using the Kamel CLI
Configure and run the source by using the following command:
kamel bind cron-source -p "source.message=hello world" -p "source.schedule=0/3 10 * * * ?" kafka.strimzi.io/v1beta1:KafkaTopic:my-topic
This command creates the KameletBinding in the current namespace on the cluster.