Dear Pantelis,


chung wrote:
> Dear all,
>  Suppose that a client performs a request at service A and service A
> performs a request at the service B which lies on some other server and
> service B returns a status code 500. What should the service A return to
> the client? Should it be a 500?
>
>   
502 seems to be more appropriate :

http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html


      10.5.3 502 Bad Gateway

The server, while acting as a gateway or proxy, received an invalid
response from the upstream server it accessed in attempting to fulfill
the request.


Best regards,
Nina
> Best regards,
> Pantelis
>
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