14.7. 转换回复
您可以配置 EventTransform 资源,以在 request-reply 场景中修改从 sink 返回的响应。
注意
您必须将同一类型的转换用于请求和回复。例如,带有 JSONata 的 JSONata。
以下示例演示了如何转换请求和回复事件:
apiVersion: eventing.knative.dev/v1alpha1
kind: EventTransform
metadata:
name: request-reply-transform
spec:
sink:
ref:
apiVersion: serving.knative.dev/v1
kind: Service
name: processor-service
jsonata:
expression: |
# Request transformation
{
"specversion": "1.0",
"id": id,
"type": "request.transformed",
"source": source,
"time": time,
"data": data
}
reply:
jsonata:
expression: |
# Reply transformation
{
"specversion": "1.0",
"id": id,
"type": "reply.transformed",
"source": "transform.reply-processor",
"time": time,
"data": data
}
apiVersion: eventing.knative.dev/v1alpha1
kind: EventTransform
metadata:
name: request-reply-transform
spec:
sink:
ref:
apiVersion: serving.knative.dev/v1
kind: Service
name: processor-service
jsonata:
expression: |
# Request transformation
{
"specversion": "1.0",
"id": id,
"type": "request.transformed",
"source": source,
"time": time,
"data": data
}
reply:
jsonata:
expression: |
# Reply transformation
{
"specversion": "1.0",
"id": id,
"type": "reply.transformed",
"source": "transform.reply-processor",
"time": time,
"data": data
}