[Mono-dev] [PATCH] WCF more detail on Destination Unreachable

Matt Dargavel matt at shout-telecoms.com
Thu Apr 1 05:56:46 EDT 2010


Cool, thanks.  I'll do an update.

> -----Original Message-----
> From: Atsushi Eno [mailto:atsushieno at veritas-vos-liberabit.com]
> Sent: 01 April 2010 10:46 AM
> To: Matt Dargavel
> Cc: mono-devel-list at lists.ximian.com
> Subject: Re: [Mono-dev] [PATCH] WCF more detail on Destination
Unreachable
> 
> Hi again,
> 
> After a couple of fixes, this exception handling should be working in
> trunk now.
> 
> Atsushi Eno
> 
> On 2010/03/25 19:24, Matt Dargavel wrote:
> > Thanks for the explanation, I had a feeling it wouldn't be as simple
as
> > I was hoping it was. :-)
> >
> >
> >
> >> -----Original Message-----
> >> From: Atsushi Eno [mailto:atsushieno at veritas-vos-liberabit.com]
> >> Sent: 25 March 2010 4:12 AM
> >> To: Matt Dargavel
> >> Cc: mono-devel-list at lists.ximian.com
> >> Subject: Re: [Mono-dev] [PATCH] WCF more detail on Destination
> >>
> > Unreachable
> >
> >> Thanks for the test, it cleared some things up :)
> >>
> >> So - first, I cannot apply your HttpRequestChannel change. The code
> >>
> > you
> >
> >> removed was introduced to fix real problem regarding HTTP 4xx; when
> >> HTTP 4xx is returned, the response stream is inaccessible and the
> >>
> > channel
> >
> >> should not try to read it.
> >>
> >> Instead, the server code seems to have an issue that it should just
> >> return 500. While it is set to 400 at HttpRequestContext with
explicit
> >> comment that "it is what .NET does", I was likely wrong by seeing
> >> response from WebHttpBinding, which likely has special error
handling.
> >>
> >> In general our fault handling is not well done yet and I'm seeing a
> >> couple of issues to get correct fix there. Better fault handling is
> >>
> > one
> >
> >> of the tasks on my stack, but it may be time to give priority than
> >> ongoing bugfix as it's blocking your patch that will help my
ongoing
> >> work...
> >>
> >> Atsushi Eno
> >>
> >>
> >> On 2010/03/24 19:41, Matt Dargavel wrote:
> >>
> >>> Apologies for the wait- it's the time difference! :-)
> >>>
> >>> I've come up with a test for the DestinationUnreachable patch.
When
> >>>
> > I
> >
> >>> was doing my testing I was using a combination of a .NET client
and
> >>> manually firing in requests using PuTTY and examining the reply.
> >>>
> > When I
> >
> >>> use a WCF Client in Mono the exception detail is currently lost in
> >>> HttpRequestChannel, with a WebException being returned instead.
> >>>
> >>> The patch I've attached changes HttpRequestChannel so that 400+
> >>>
> > errors
> >
> >>> are returned normally.  This results in a FaultException being
> >>>
> > returned
> >
> >>> instead.  The FaultException includes the extra details my
previous
> >>> patch added.
> >>>
> >>> Do you think this is acceptable and covers what you need?
Hopefully
> >>> you'll be able to add it to the NUnit tests fairly easily.
> >>>
> >>> 	Thanks,
> >>>
> >>> 		Matt.
> >>>
> >>>
> >>>
> >>>> -----Original Message-----
> >>>> From: Atsushi Eno [mailto:atsushieno at veritas-vos-liberabit.com]
> >>>> Sent: 24 March 2010 6:18 AM
> >>>> To: Matt Dargavel
> >>>> Cc: mono-devel-list at lists.ximian.com
> >>>> Subject: Re: [Mono-dev] [PATCH] WCF more detail on Destination
> >>>>
> >>> Unreachable
> >>>
> >>>> Instead of waiting for your reply, I've rather committed the
patch
> >>>>
> >>> (with
> >>>
> >>>> a few change) and verify it later with a runnable repro. ->
> >>>> DestinationUnreachableInfo.patch is done
> >>>>
> >>>> Atsushi Eno
> >>>>
> >>>> On 2010/03/24 14:35, Atsushi Eno wrote:
> >>>>
> >>>>> I still couldn't reproduce the detailed error message. Let's
> >>>>>
> > please
> >
> >>> post
> >>>
> >>>>> a runnable repro case instead of code-less explanation ;)
> >>>>>
> >>>>> Atsushi Eno
> >>>>>
> >>>>> On 2010/03/23 22:38, Matt Dargavel wrote:
> >>>>>
> >>>>>
> >>>>>> You can reproduce it by requesting an operation that doesn't
> >>>>>>
> > exist.
> >
> >>> (It
> >>>
> >>>>>> was happening before I implemented the two Service Contracts on
> >>>>>>
> > one
> >
> >>> end
> >>>
> >>>>>> point change as the wrong channel dispatcher was getting the
> >>>>>>
> >>> request.)
> >>>
> >>>>>> So I should be able to write a test case for that...
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>> -----Original Message-----
> >>>>>>> From: Atsushi Eno
[mailto:atsushieno at veritas-vos-liberabit.com]
> >>>>>>> Sent: 23 March 2010 12:57 PM
> >>>>>>> To: Matt Dargavel
> >>>>>>> Cc: mono-devel-list at lists.ximian.com
> >>>>>>> Subject: Re: [PATCH] WCF more detail on Destination
Unreachable
> >>>>>>>
> >>>>>>> It's looking fine, but how did you check your change? (I know
it
> >>>>>>>
> >>> could
> >>>
> >>>>>>> happen not always reproducible, so that's okay if it's not
> >>>>>>>
> > really
> >
> >>>>>>>
> >>>>>>>
> >>>>>> always
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>> reproducible.)
> >>>>>>>
> >>>>>>> BTW I thank a lot for your properties change, that fixed a bug
> >>>>>>>
> >>> that
> >>>
> >>>>>>> annoyed me today ;-)
> >>>>>>>
> >>>>>>> Atsushi Eno
> >>>>>>>
> >>>>>>> On 2010/03/23 20:28, Matt Dargavel wrote:
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>> A patch to return more detail when an endpoint / operation
> >>>>>>>>
> > isn't
> >
> >>>>>>>> found. Not sure if you'll want to apply this, but it helped
in
> >>>>>>>>
> >>> some
> >>>
> >>>>>>>> service debugging I was doing.
> >>>>>>>>
> >>>>>>>> Matt.
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>> _______________________________________________
> >>>>> Mono-devel-list mailing list
> >>>>> Mono-devel-list at lists.ximian.com
> >>>>> http://lists.ximian.com/mailman/listinfo/mono-devel-list
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>
> >
> >
> >



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