45.3.2. Kafka 操作

您可以使用 protobuf-deserialize-action Kamelet 作为 Kafka 绑定中的中间步骤。

protobuf-deserialize-action-binding.yaml

apiVersion: camel.apache.org/v1alpha1
kind: KameletBinding
metadata:
  name: protobuf-deserialize-action-binding
spec:
  source:
    ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: timer-source
    properties:
      message: '{"first": "John", "last":"Doe"}'
  steps:
  - ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: json-deserialize-action
  - ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: protobuf-serialize-action
    properties:
      schema: "message Person { required string first = 1; required string last = 2; }"
  - ref:
      kind: Kamelet
      apiVersion: camel.apache.org/v1alpha1
      name: protobuf-deserialize-action
    properties:
      schema: "message Person { required string first = 1; required string last = 2; }"
  sink:
    ref:
      kind: KafkaTopic
      apiVersion: kafka.strimzi.io/v1beta1
      name: my-topic

45.3.2.1. 先决条件

确保已在 OpenShift 集群中安装了 AMQ Streams Operator,并在当前命名空间中创建一个名为 my-topic 的主题。还请确定您已将 "Red Hat Integration - Camel K" 安装到您连接的 OpenShift 集群中。