Kubernetes Cluster Service
The Kubernetes Cluster Service starter provides a cluster service implementation using Kubernetes native mechanisms for clustering in Camel Spring Boot applications.
This implementation uses Kubernetes ConfigMaps or Leases for leader election.
Maven Dependency
<dependency>
<groupId>org.apache.camel.springboot</groupId>
<artifactId>camel-kubernetes-cluster-service-starter</artifactId>
</dependency>Configuration Options
The following configuration options are available under the camel.cluster.kubernetes prefix:
| Option | Default | Description |
|---|---|---|
enabled | true | Sets if the kubernetes cluster service should be enabled or not. |
id | Cluster Service ID. | |
kubernetes-namespace | The Kubernetes namespace for cluster coordination resources. | |
config-map-name | The name of the ConfigMap used for leader election. | |
pod-name | The name of the current pod. | |
cluster-labels | Labels used to identify cluster members. | |
lease-duration-millis | 15000 | The lease duration in milliseconds. |
renew-deadline-millis | 10000 | The renew deadline in milliseconds. |
retry-period-millis | 2000 | The retry period in milliseconds. |
order | Service lookup order/priority. | |
attributes | Custom service attributes. |