[GitHub] [incubator-openwhisk] steffenrost commented on a change in pull request #4403: Add detailed error and reason information to status code

[GitBox <gi...@apache.org>]

steffenrost commented on a change in pull request #4403: Add detailed error and reason information to status code
URL: https://github.com/apache/incubator-openwhisk/pull/4403#discussion_r270844047
 
 

 ##########
 File path: common/scala/src/main/scala/org/apache/openwhisk/http/PoolingRestClient.scala
 ##########
 @@ -110,9 +110,16 @@ class PoolingRestClient(
       if (response.status.isSuccess) {
         Unmarshal(response.entity.withoutSizeLimit).to[T].map(Right.apply)
       } else {
-        // This is important, as it drains the entity stream.
-        // Otherwise the connection stays open and the pool dries up.
-        response.discardEntityBytes().future.map(_ => Left(response.status))
+        Unmarshal(response.entity).to[String].flatMap { errorDetails =>
+          val statusCode = response.status
+          val statusCodeReason = statusCode.reason()
+          val customReason = s"$statusCodeReason (details:$errorDetails)"
 
 Review comment:
   @markusthoemmes, @rabbah thanks for the final comments!

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