README.adoc

Traffic Shadowing

Phase

V3 engine

onRequest	onResponse	onRequestContent	onResponseContent
X	-	-	-

V4 engine

onRequest	onResponse	onMessageRequest	onMessageResponse
X	-	-	-

Description

Traffic shadowing allows to asynchronously copy the traffic to another service. By using this policy, the requests are duplicated and sent to the target. The target is an endpoint defined at the API level. The request can be enriched with additional headers.

Compatibility with APIM

Plugin version	APIM version
2.x	4.0 to 4.5
3.x	4.6 and upper

Configuration

Property	Required	Description	Default	Example
target	X	The target endpoint (supports EL).	-	{#endpoints['my-endpoint']}
headers	-	A list of HTTP headers.	-	-

Traffic Shadowing Policy example:

{
  "traffic-shadowing": {
    "target": "{#endpoints['target-endpoint']}",
    "headers": [
        {
            "name": "X-Gravitee-Request-Id",
            "value": "{#request.id}"
        }
    ]
  }
}